1156400883 has 12 divisors (see below), whose sum is σ = 1822207608. Its totient is φ = 700848960.

The previous prime is 1156400881. The next prime is 1156400887. The reversal of 1156400883 is 3880046511.

1156400883 is a `hidden beast` number, since 1 + 1 + 5 + 640 + 0 + 8 + 8 + 3 = 666.

It is not a de Polignac number, because 1156400883 - 2¹ = 1156400881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1156400881) 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, 5840310 + ... + 5840507.

It is an arithmetic number, because the mean of its divisors is an integer number (151850634).

Almost surely, 2^1156400883 is an apocalyptic number.

1156400883 is a deficient number, since it is larger than the sum of its proper divisors (665806725).

1156400883 is a wasteful number, since it uses less digits than its factorization.

1156400883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11680834 (or 11680831 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1156400883 is about 34005.8948272208. The cubic root of 1156400883 is about 1049.6297660681.

The spelling of 1156400883 in words is "one billion, one hundred fifty-six million, four hundred thousand, eight hundred eighty-three".