1477145136 has 20 divisors (see below), whose sum is σ = 3815958392. Its totient is φ = 492381696.

The previous prime is 1477145119. The next prime is 1477145141. The reversal of 1477145136 is 6315417741.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1477145094 and 1477145103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15386881 + ... + 15386976.

Almost surely, 2^1477145136 is an apocalyptic number.

1477145136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1477145136 is an abundant number, since it is smaller than the sum of its proper divisors (2338813256).

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

1477145136 is a wasteful number, since it uses less digits than its factorization.

1477145136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30773868 (or 30773862 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 1477145136 is about 38433.6458848234. The cubic root of 1477145136 is about 1138.8706205082.

The spelling of 1477145136 in words is "one billion, four hundred seventy-seven million, one hundred forty-five thousand, one hundred thirty-six".