116615243 has 4 divisors (see below), whose sum is σ = 117817560. Its totient is φ = 115412928.

The previous prime is 116615227. The next prime is 116615251. The reversal of 116615243 is 342516611.

It is a happy number.

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

It is not a de Polignac number, because 116615243 - 2⁴ = 116615227 is a prime.

It is a super-2 number, since 2×116615243² = 27198229799898098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116615203) 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, 601013 + ... + 601206.

It is an arithmetic number, because the mean of its divisors is an integer number (29454390).

Almost surely, 2^116615243 is an apocalyptic number.

116615243 is a deficient number, since it is larger than the sum of its proper divisors (1202317).

116615243 is an equidigital number, since it uses as much as digits as its factorization.

116615243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202316.

The product of its digits is 4320, while the sum is 29.

The square root of 116615243 is about 10798.8537817678. The cubic root of 116615243 is about 488.5606002093.

The spelling of 116615243 in words is "one hundred sixteen million, six hundred fifteen thousand, two hundred forty-three".