73116523 has 4 divisors (see below), whose sum is σ = 73191888. Its totient is φ = 73041160.

The previous prime is 73116493. The next prime is 73116539. The reversal of 73116523 is 32561137.

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 73116523 - 2²¹ = 71019371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73116491 and 73116500.

It is not an unprimeable number, because it can be changed into a prime (73116623) 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, 36208 + ... + 38173.

It is an arithmetic number, because the mean of its divisors is an integer number (18297972).

Almost surely, 2^73116523 is an apocalyptic number.

73116523 is a deficient number, since it is larger than the sum of its proper divisors (75365).

73116523 is an equidigital number, since it uses as much as digits as its factorization.

73116523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75364.

The product of its digits is 3780, while the sum is 28.

The square root of 73116523 is about 8550.8200191561. The cubic root of 73116523 is about 418.1561708980.

The spelling of 73116523 in words is "seventy-three million, one hundred sixteen thousand, five hundred twenty-three".