137564417 has 8 divisors (see below), whose sum is σ = 140238720. Its totient is φ = 134910720.

The previous prime is 137564407. The next prime is 137564423. The reversal of 137564417 is 714465731.

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 137564417 - 2¹² = 137560321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137564407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8684 + ... + 18722.

It is an arithmetic number, because the mean of its divisors is an integer number (17529840).

Almost surely, 2^137564417 is an apocalyptic number.

It is an amenable number.

137564417 is a deficient number, since it is larger than the sum of its proper divisors (2674303).

137564417 is a wasteful number, since it uses less digits than its factorization.

137564417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10303.

The product of its digits is 70560, while the sum is 38.

The square root of 137564417 is about 11728.7858280386. The cubic root of 137564417 is about 516.2206468272.

The spelling of 137564417 in words is "one hundred thirty-seven million, five hundred sixty-four thousand, four hundred seventeen".