137784056 has 16 divisors (see below), whose sum is σ = 259191240. Its totient is φ = 68666400.

The previous prime is 137783999. The next prime is 137784071. The reversal of 137784056 is 650487731.

137784056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×137784056² = 37968892175622272, which contains 22 as substring.

It is a congruent number.

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, 25595 + ... + 30506.

Almost surely, 2^137784056 is an apocalyptic number.

It is an amenable number.

137784056 is a deficient number, since it is larger than the sum of its proper divisors (121407184).

137784056 is a wasteful number, since it uses less digits than its factorization.

137784056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56414 (or 56410 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 137784056 is about 11738.1453390218. The cubic root of 137784056 is about 516.4952379353.

The spelling of 137784056 in words is "one hundred thirty-seven million, seven hundred eighty-four thousand, fifty-six".