116811519 has 8 divisors (see below), whose sum is σ = 169907712. Its totient is φ = 70794840.

The previous prime is 116811509. The next prime is 116811547. The reversal of 116811519 is 915118611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116811519 - 2²⁰ = 115762943 is a prime.

It is a super-2 number, since 2×116811519² = 27289861942174722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3539743 = 116811519 / (1 + 1 + 6 + 8 + 1 + 1 + 5 + 1 + 9).

It is a self number, because there is not a number n which added to its sum of digits gives 116811519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116811509) 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, 1769839 + ... + 1769904.

It is an arithmetic number, because the mean of its divisors is an integer number (21238464).

Almost surely, 2^116811519 is an apocalyptic number.

116811519 is a deficient number, since it is larger than the sum of its proper divisors (53096193).

116811519 is a wasteful number, since it uses less digits than its factorization.

116811519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539757.

The product of its digits is 2160, while the sum is 33.

The square root of 116811519 is about 10807.9377773931. The cubic root of 116811519 is about 488.8345465903.

The spelling of 116811519 in words is "one hundred sixteen million, eight hundred eleven thousand, five hundred nineteen".