1137455856 has 60 divisors (see below), whose sum is σ = 3370556592. Its totient is φ = 356848128.

The previous prime is 1137455849. The next prime is 1137455857. The reversal of 1137455856 is 6585547311.

1137455856 is a `hidden beast` number, since 11 + 37 + 4 + 558 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137455857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229876 + ... + 234771.

Almost surely, 2^1137455856 is an apocalyptic number.

1137455856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1137455856 is an abundant number, since it is smaller than the sum of its proper divisors (2233100736).

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

1137455856 is a wasteful number, since it uses less digits than its factorization.

1137455856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464678 (or 464669 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 1137455856 is about 33726.1894675340. The cubic root of 1137455856 is about 1043.8662355593.

It can be divided in two parts, 1137455 and 856, that added together give a palindrome (1138311).

The spelling of 1137455856 in words is "one billion, one hundred thirty-seven million, four hundred fifty-five thousand, eight hundred fifty-six".