116120431 has 4 divisors (see below), whose sum is σ = 132709072. Its totient is φ = 99531792.

The previous prime is 116120423. The next prime is 116120471. The reversal of 116120431 is 134021611.

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

It is a cyclic number.

It is not a de Polignac number, because 116120431 - 2³ = 116120423 is a prime.

It is a super-2 number, since 2×116120431² = 26967908991251522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116120399 and 116120408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116120401) 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, 8294310 + ... + 8294323.

It is an arithmetic number, because the mean of its divisors is an integer number (33177268).

Almost surely, 2^116120431 is an apocalyptic number.

116120431 is a deficient number, since it is larger than the sum of its proper divisors (16588641).

116120431 is an equidigital number, since it uses as much as digits as its factorization.

116120431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16588640.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 116120431 is about 10775.9190327322. The cubic root of 116120431 is about 487.8686141303.

The spelling of 116120431 in words is "one hundred sixteen million, one hundred twenty thousand, four hundred thirty-one".