137273788 has 12 divisors (see below), whose sum is σ = 240554272. Its totient is φ = 68544000.

The previous prime is 137273777. The next prime is 137273789. The reversal of 137273788 is 887372731.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137273789) 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 3 ways as a sum of consecutive naturals, for example, 19845 + ... + 25852.

Almost surely, 2^137273788 is an apocalyptic number.

It is an amenable number.

137273788 is a deficient number, since it is larger than the sum of its proper divisors (103280484).

137273788 is a wasteful number, since it uses less digits than its factorization.

137273788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46452 (or 46450 counting only the distinct ones).

The product of its digits is 395136, while the sum is 46.

The square root of 137273788 is about 11716.3897169734. The cubic root of 137273788 is about 515.8568549111.

The spelling of 137273788 in words is "one hundred thirty-seven million, two hundred seventy-three thousand, seven hundred eighty-eight".