137564383 has 4 divisors (see below), whose sum is σ = 150070248. Its totient is φ = 125058520.

The previous prime is 137564327. The next prime is 137564407. The reversal of 137564383 is 383465731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 383465731 = 11 ⋅34860521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137564383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137564683) 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 3 ways as a sum of consecutive naturals, for example, 6252916 + ... + 6252937.

It is an arithmetic number, because the mean of its divisors is an integer number (37517562).

Almost surely, 2^137564383 is an apocalyptic number.

137564383 is a deficient number, since it is larger than the sum of its proper divisors (12505865).

137564383 is a wasteful number, since it uses less digits than its factorization.

137564383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505864.

The product of its digits is 181440, while the sum is 40.

The square root of 137564383 is about 11728.7843786132. The cubic root of 137564383 is about 516.2206042980.

The spelling of 137564383 in words is "one hundred thirty-seven million, five hundred sixty-four thousand, three hundred eighty-three".