137332387 has 8 divisors (see below), whose sum is σ = 141897600. Its totient is φ = 132775680.

The previous prime is 137332369. The next prime is 137332397. The reversal of 137332387 is 783233731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137332387 - 2¹⁹ = 136808099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137332367) 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 7 ways as a sum of consecutive naturals, for example, 59283 + ... + 61555.

It is an arithmetic number, because the mean of its divisors is an integer number (17737200).

Almost surely, 2^137332387 is an apocalyptic number.

137332387 is a deficient number, since it is larger than the sum of its proper divisors (4565213).

137332387 is a wasteful number, since it uses less digits than its factorization.

137332387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4253.

The product of its digits is 63504, while the sum is 37.

The square root of 137332387 is about 11718.8901778283. The cubic root of 137332387 is about 515.9302469159.

The spelling of 137332387 in words is "one hundred thirty-seven million, three hundred thirty-two thousand, three hundred eighty-seven".