1055535972 has 36 divisors (see below), whose sum is σ = 2478078960. Its totient is φ = 349692512.

The previous prime is 1055535919. The next prime is 1055535977. The reversal of 1055535972 is 2795355501.

It is a super-2 number, since 2×1055535972² = 2228312376371969568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055535977) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 357679 + ... + 360617.

Almost surely, 2^1055535972 is an apocalyptic number.

1055535972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1055535972 is an abundant number, since it is smaller than the sum of its proper divisors (1422542988).

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

1055535972 is a wasteful number, since it uses less digits than its factorization.

1055535972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292 (or 3117 counting only the distinct ones).

The product of its (nonzero) digits is 236250, while the sum is 42.

The square root of 1055535972 is about 32489.0130967378. The cubic root of 1055535972 is about 1018.1794939293.

The spelling of 1055535972 in words is "one billion, fifty-five million, five hundred thirty-five thousand, nine hundred seventy-two".