54664523 has 4 divisors (see below), whose sum is σ = 54690288. Its totient is φ = 54638760.

The previous prime is 54664499. The next prime is 54664543. The reversal of 54664523 is 32546645.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54664523 - 2²² = 50470219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54664543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9383 + ... + 14048.

It is an arithmetic number, because the mean of its divisors is an integer number (13672572).

Almost surely, 2^54664523 is an apocalyptic number.

54664523 is a deficient number, since it is larger than the sum of its proper divisors (25765).

54664523 is a wasteful number, since it uses less digits than its factorization.

54664523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25764.

The product of its digits is 86400, while the sum is 35.

The square root of 54664523 is about 7393.5460369163. The cubic root of 54664523 is about 379.5204546436.

The spelling of 54664523 in words is "fifty-four million, six hundred sixty-four thousand, five hundred twenty-three".