116577479 has 4 divisors (see below), whose sum is σ = 116618376. Its totient is φ = 116536584.

The previous prime is 116577431. The next prime is 116577497. The reversal of 116577479 is 974775611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 974775611 = 30497 ⋅31963.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116577479 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 (116577499) 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, 15824 + ... + 21989.

It is an arithmetic number, because the mean of its divisors is an integer number (29154594).

Almost surely, 2^116577479 is an apocalyptic number.

116577479 is a deficient number, since it is larger than the sum of its proper divisors (40897).

116577479 is an equidigital number, since it uses as much as digits as its factorization.

116577479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40896.

The product of its digits is 370440, while the sum is 47.

The square root of 116577479 is about 10797.1051212814. The cubic root of 116577479 is about 488.5078569773.

The spelling of 116577479 in words is "one hundred sixteen million, five hundred seventy-seven thousand, four hundred seventy-nine".