1053946530 has 288 divisors, whose sum is σ = 3576493440. Its totient is φ = 210263040.

The previous prime is 1053946513. The next prime is 1053946541. The reversal of 1053946530 is 356493501.

It is a super-2 number, since 2×1053946530² = 2221606576198081800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2022670 + ... + 2023190.

It is an arithmetic number, because the mean of its divisors is an integer number (12418380).

Almost surely, 2^1053946530 is an apocalyptic number.

1053946530 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 1053946530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1788246720).

1053946530 is an abundant number, since it is smaller than the sum of its proper divisors (2522546910).

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

1053946530 is a wasteful number, since it uses less digits than its factorization.

1053946530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 1053946530 is about 32464.5426581062. The cubic root of 1053946530 is about 1017.6681738417.

The spelling of 1053946530 in words is "one billion, fifty-three million, nine hundred forty-six thousand, five hundred thirty".