137318763 has 16 divisors (see below), whose sum is σ = 191381760. Its totient is φ = 87414624.

The previous prime is 137318759. The next prime is 137318789. The reversal of 137318763 is 367813731.

137318763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137318763 - 2² = 137318759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137318563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49645 + ... + 52337.

It is an arithmetic number, because the mean of its divisors is an integer number (11961360).

Almost surely, 2^137318763 is an apocalyptic number.

137318763 is a deficient number, since it is larger than the sum of its proper divisors (54062997).

137318763 is a wasteful number, since it uses less digits than its factorization.

137318763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458.

The product of its digits is 63504, while the sum is 39.

The square root of 137318763 is about 11718.3088796976. The cubic root of 137318763 is about 515.9131854728.

The spelling of 137318763 in words is "one hundred thirty-seven million, three hundred eighteen thousand, seven hundred sixty-three".