1051215552 has 84 divisors (see below), whose sum is σ = 3144164400. Its totient is φ = 335165952.

The previous prime is 1051215541. The next prime is 1051215593. The reversal of 1051215552 is 2555121501.

1051215552 is a `hidden beast` number, since 105 + 1 + 2 + 1 + 5 + 552 = 666.

It is a super-2 number, since 2×1051215552² = 2210108273533329408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26427 + ... + 52922.

Almost surely, 2^1051215552 is an apocalyptic number.

1051215552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051215552 is an abundant number, since it is smaller than the sum of its proper divisors (2092948848).

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

1051215552 is a wasteful number, since it uses less digits than its factorization.

1051215552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79390 (or 79377 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 1051215552 is about 32422.4544413282. The cubic root of 1051215552 is about 1016.7884222659.

The spelling of 1051215552 in words is "one billion, fifty-one million, two hundred fifteen thousand, five hundred fifty-two".