137804252 has 6 divisors (see below), whose sum is σ = 241157448. Its totient is φ = 68902124.

The previous prime is 137804221. The next prime is 137804257. The reversal of 137804252 is 252408731.

137804252 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

137804252 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137804257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17225528 + ... + 17225535.

It is an arithmetic number, because the mean of its divisors is an integer number (40192908).

Almost surely, 2^137804252 is an apocalyptic number.

It is an amenable number.

137804252 is a deficient number, since it is larger than the sum of its proper divisors (103353196).

137804252 is a wasteful number, since it uses less digits than its factorization.

137804252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34451067 (or 34451065 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 137804252 is about 11739.0055796903. The cubic root of 137804252 is about 516.5204721763.

The spelling of 137804252 in words is "one hundred thirty-seven million, eight hundred four thousand, two hundred fifty-two".