116513331 has 16 divisors (see below), whose sum is σ = 176843520. Its totient is φ = 67543520.

The previous prime is 116513323. The next prime is 116513347. The reversal of 116513331 is 133315611.

It is not a de Polignac number, because 116513331 - 2³ = 116513323 is a prime.

It is a super-2 number, since 2×116513331² = 27150712601431122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116513321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75996 + ... + 77513.

It is an arithmetic number, because the mean of its divisors is an integer number (11052720).

Almost surely, 2^116513331 is an apocalyptic number.

116513331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116513331 is a deficient number, since it is larger than the sum of its proper divisors (60330189).

116513331 is a wasteful number, since it uses less digits than its factorization.

116513331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153546.

The product of its digits is 810, while the sum is 24.

The square root of 116513331 is about 10794.1341014460. The cubic root of 116513331 is about 488.4182383196.

Adding to 116513331 its reverse (133315611), we get a palindrome (249828942).

The spelling of 116513331 in words is "one hundred sixteen million, five hundred thirteen thousand, three hundred thirty-one".