116951431 has 2 divisors, whose sum is σ = 116951432. Its totient is φ = 116951430.

The previous prime is 116951383. The next prime is 116951459. The reversal of 116951431 is 134159611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116951431 - 2²¹ = 114854279 is a prime.

It is a super-2 number, since 2×116951431² = 27355274425895522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 116951393 and 116951402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116951531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58475715 + 58475716.

It is an arithmetic number, because the mean of its divisors is an integer number (58475716).

Almost surely, 2^116951431 is an apocalyptic number.

116951431 is a deficient number, since it is larger than the sum of its proper divisors (1).

116951431 is an equidigital number, since it uses as much as digits as its factorization.

116951431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 31.

The square root of 116951431 is about 10814.4084905278. The cubic root of 116951431 is about 489.0296373125.

The spelling of 116951431 in words is "one hundred sixteen million, nine hundred fifty-one thousand, four hundred thirty-one".