137372563 has 16 divisors (see below), whose sum is σ = 150736896. Its totient is φ = 124629120.

The previous prime is 137372533. The next prime is 137372567. The reversal of 137372563 is 365273731.

It is a cyclic number.

It is not a de Polignac number, because 137372563 - 2¹³ = 137364371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137372567) 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, 243720 + ... + 244282.

It is an arithmetic number, because the mean of its divisors is an integer number (9421056).

Almost surely, 2^137372563 is an apocalyptic number.

137372563 is a deficient number, since it is larger than the sum of its proper divisors (13364333).

137372563 is a wasteful number, since it uses less digits than its factorization.

137372563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074.

The product of its digits is 79380, while the sum is 37.

The square root of 137372563 is about 11720.6042079749. The cubic root of 137372563 is about 515.9805530700.

The spelling of 137372563 in words is "one hundred thirty-seven million, three hundred seventy-two thousand, five hundred sixty-three".