1055081956 has 24 divisors (see below), whose sum is σ = 1867078584. Its totient is φ = 521644800.

The previous prime is 1055081947. The next prime is 1055081957. The reversal of 1055081956 is 6591805501.

It can be written as a sum of positive squares in 4 ways, for example, as 20430400 + 1034651556 = 4520^2 + 32166^2 .

It is a super-2 number, since 2×1055081956² = 2226395867753571872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055081957) 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 7 ways as a sum of consecutive naturals, for example, 488976 + ... + 491128.

It is an arithmetic number, because the mean of its divisors is an integer number (77794941).

Almost surely, 2^1055081956 is an apocalyptic number.

It is an amenable number.

1055081956 is a deficient number, since it is larger than the sum of its proper divisors (811996628).

1055081956 is a wasteful number, since it uses less digits than its factorization.

1055081956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471 (or 3469 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 40.

The square root of 1055081956 is about 32482.0251215961. The cubic root of 1055081956 is about 1018.0334903546.

The spelling of 1055081956 in words is "one billion, fifty-five million, eighty-one thousand, nine hundred fifty-six".