116032391 has 2 divisors, whose sum is σ = 116032392. Its totient is φ = 116032390.

The previous prime is 116032363. The next prime is 116032417. The reversal of 116032391 is 193230611.

It is an a-pointer prime, because the next prime (116032417) can be obtained adding 116032391 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116032391 - 2¹⁰ = 116031367 is a prime.

It is a super-2 number, since 2×116032391² = 26927031522353762, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116032391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116032321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58016195 + 58016196.

It is an arithmetic number, because the mean of its divisors is an integer number (58016196).

Almost surely, 2^116032391 is an apocalyptic number.

116032391 is a deficient number, since it is larger than the sum of its proper divisors (1).

116032391 is an equidigital number, since it uses as much as digits as its factorization.

116032391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 116032391 is about 10771.8332237368. The cubic root of 116032391 is about 487.7452858120.

The spelling of 116032391 in words is "one hundred sixteen million, thirty-two thousand, three hundred ninety-one".