116613143 has 4 divisors (see below), whose sum is σ = 119457408. Its totient is φ = 113768880.

The previous prime is 116613139. The next prime is 116613173. The reversal of 116613143 is 341316611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341316611 = 14891 ⋅22921.

It is a cyclic number.

It is not a de Polignac number, because 116613143 - 2² = 116613139 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 (116613173) 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, 1422071 + ... + 1422152.

It is an arithmetic number, because the mean of its divisors is an integer number (29864352).

Almost surely, 2^116613143 is an apocalyptic number.

116613143 is a deficient number, since it is larger than the sum of its proper divisors (2844265).

116613143 is an equidigital number, since it uses as much as digits as its factorization.

116613143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844264.

The product of its digits is 1296, while the sum is 26.

The square root of 116613143 is about 10798.7565487884. The cubic root of 116613143 is about 488.5576675355.

Adding to 116613143 its reverse (341316611), we get a palindrome (457929754).

The spelling of 116613143 in words is "one hundred sixteen million, six hundred thirteen thousand, one hundred forty-three".