137026087 has 6 divisors (see below), whose sum is σ = 150615584. Its totient is φ = 124569060.

The previous prime is 137026051. The next prime is 137026121. The reversal of 137026087 is 780620731.

It is not a de Polignac number, because 137026087 - 2²⁷ = 2808359 is a prime.

It is a super-2 number, since 2×137026087² = 37552297037063138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137026187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 566103 + ... + 566344.

Almost surely, 2^137026087 is an apocalyptic number.

137026087 is a deficient number, since it is larger than the sum of its proper divisors (13589497).

137026087 is a wasteful number, since it uses less digits than its factorization.

137026087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132469 (or 1132458 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 137026087 is about 11705.8142390865. The cubic root of 137026087 is about 515.5463921649.

The spelling of 137026087 in words is "one hundred thirty-seven million, twenty-six thousand, eighty-seven".