1053515430 has 128 divisors (see below), whose sum is σ = 3147932160. Its totient is φ = 248469120.

The previous prime is 1053515429. The next prime is 1053515461. The reversal of 1053515430 is 345153501.

1053515430 is a `hidden beast` number, since 105 + 3 + 515 + 43 + 0 = 666.

It is a super-2 number, since 2×1053515430² = 2219789522496169800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1053515394 and 1053515403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105097 + ... + 114683.

It is an arithmetic number, because the mean of its divisors is an integer number (24593220).

Almost surely, 2^1053515430 is an apocalyptic number.

1053515430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053515430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573966080).

1053515430 is an abundant number, since it is smaller than the sum of its proper divisors (2094416730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053515430 is a wasteful number, since it uses less digits than its factorization.

1053515430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9651 (or 9645 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1053515430 is about 32457.9024276061. The cubic root of 1053515430 is about 1017.5294012798.

Adding to 1053515430 its reverse (345153501), we get a palindrome (1398668931).

The spelling of 1053515430 in words is "one billion, fifty-three million, five hundred fifteen thousand, four hundred thirty".