137900264 has 8 divisors (see below), whose sum is σ = 258563010. Its totient is φ = 68950128.

The previous prime is 137900219. The next prime is 137900317. The reversal of 137900264 is 462009731.

It can be written as a sum of positive squares in only one way, i.e., 129732100 + 8168164 = 11390^2 + 2858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×137900264² = 38032965622539392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 137900264.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8618759 + ... + 8618774.

Almost surely, 2^137900264 is an apocalyptic number.

It is an amenable number.

137900264 is a deficient number, since it is larger than the sum of its proper divisors (120662746).

137900264 is a wasteful number, since it uses less digits than its factorization.

137900264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17237539 (or 17237535 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 137900264 is about 11743.0943111260. The cubic root of 137900264 is about 516.6404023185.

Adding to 137900264 its reverse (462009731), we get a palindrome (599909995).

The spelling of 137900264 in words is "one hundred thirty-seven million, nine hundred thousand, two hundred sixty-four".