116564279 has 8 divisors (see below), whose sum is σ = 126942480. Its totient is φ = 106387776.

The previous prime is 116564267. The next prime is 116564281. The reversal of 116564279 is 972465611.

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 116564279 - 2¹² = 116560183 is a prime.

It is a super-2 number, since 2×116564279² = 27174462277579682, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116564249) 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, 49217 + ... + 51530.

It is an arithmetic number, because the mean of its divisors is an integer number (15867810).

Almost surely, 2^116564279 is an apocalyptic number.

116564279 is a deficient number, since it is larger than the sum of its proper divisors (10378201).

116564279 is a wasteful number, since it uses less digits than its factorization.

116564279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100849.

The product of its digits is 90720, while the sum is 41.

The square root of 116564279 is about 10796.4938290169. The cubic root of 116564279 is about 488.4894184614.

The spelling of 116564279 in words is "one hundred sixteen million, five hundred sixty-four thousand, two hundred seventy-nine".