1055980956 has 24 divisors (see below), whose sum is σ = 2470300560. Its totient is φ = 351087232.

The previous prime is 1055980951. The next prime is 1055981009. The reversal of 1055980956 is 6590895501.

It is a happy number.

It is a super-2 number, since 2×1055980956² = 2230191558869347872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055980951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108441 + ... + 117776.

It is an arithmetic number, because the mean of its divisors is an integer number (102929190).

Almost surely, 2^1055980956 is an apocalyptic number.

It is an amenable number.

1055980956 is an abundant number, since it is smaller than the sum of its proper divisors (1414319604).

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

1055980956 is a wasteful number, since it uses less digits than its factorization.

1055980956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226613 (or 226611 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 48.

The square root of 1055980956 is about 32495.8605979285. The cubic root of 1055980956 is about 1018.3225523511.

The spelling of 1055980956 in words is "one billion, fifty-five million, nine hundred eighty thousand, nine hundred fifty-six".