137105236 has 12 divisors (see below), whose sum is σ = 240891840. Its totient is φ = 68279000.

The previous prime is 137105233. The next prime is 137105237. The reversal of 137105236 is 632501731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137105233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67276 + ... + 69283.

It is an arithmetic number, because the mean of its divisors is an integer number (20074320).

Almost surely, 2^137105236 is an apocalyptic number.

It is an amenable number.

137105236 is a deficient number, since it is larger than the sum of its proper divisors (103786604).

137105236 is a wasteful number, since it uses less digits than its factorization.

137105236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136814 (or 136812 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 137105236 is about 11709.1945068822. The cubic root of 137105236 is about 515.6456363507.

Adding to 137105236 its reverse (632501731), we get a palindrome (769606967).

The spelling of 137105236 in words is "one hundred thirty-seven million, one hundred five thousand, two hundred thirty-six".