1051052520 has 256 divisors, whose sum is σ = 3757178880. Its totient is φ = 230169600.

The previous prime is 1051052503. The next prime is 1051052533. The reversal of 1051052520 is 252501501.

It is a super-2 number, since 2×1051052520² = 2209422799596700800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 63 ways as a sum of consecutive naturals, for example, 4713129 + ... + 4713351.

It is an arithmetic number, because the mean of its divisors is an integer number (14676480).

Almost surely, 2^1051052520 is an apocalyptic number.

1051052520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051052520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1878589440).

1051052520 is an abundant number, since it is smaller than the sum of its proper divisors (2706126360).

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

1051052520 is a wasteful number, since it uses less digits than its factorization.

1051052520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 1051052520 is about 32419.9401603396. The cubic root of 1051052520 is about 1016.7358553050.

The spelling of 1051052520 in words is "one billion, fifty-one million, fifty-two thousand, five hundred twenty".