137209364 has 6 divisors (see below), whose sum is σ = 240116394. Its totient is φ = 68604680.

The previous prime is 137209351. The next prime is 137209381. The reversal of 137209364 is 463902731.

It can be written as a sum of positive squares in only one way, i.e., 137124100 + 85264 = 11710^2 + 292^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 17151167 + ... + 17151174.

It is an arithmetic number, because the mean of its divisors is an integer number (40019399).

Almost surely, 2^137209364 is an apocalyptic number.

It is an amenable number.

137209364 is a deficient number, since it is larger than the sum of its proper divisors (102907030).

137209364 is a wasteful number, since it uses less digits than its factorization.

137209364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34302345 (or 34302343 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 137209364 is about 11713.6400832534. The cubic root of 137209364 is about 515.7761433083.

The spelling of 137209364 in words is "one hundred thirty-seven million, two hundred nine thousand, three hundred sixty-four".