116037391 has 4 divisors (see below), whose sum is σ = 116169984. Its totient is φ = 115904800.

The previous prime is 116037377. The next prime is 116037401. The reversal of 116037391 is 193730611.

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 116037391 - 2¹⁷ = 115906319 is a prime.

It is a super-2 number, since 2×116037391² = 26929352220173762, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116037301) 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, 64975 + ... + 66736.

It is an arithmetic number, because the mean of its divisors is an integer number (29042496).

Almost surely, 2^116037391 is an apocalyptic number.

116037391 is a deficient number, since it is larger than the sum of its proper divisors (132593).

116037391 is an equidigital number, since it uses as much as digits as its factorization.

116037391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132592.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 116037391 is about 10772.0653080085. The cubic root of 116037391 is about 487.7522915896.

The spelling of 116037391 in words is "one hundred sixteen million, thirty-seven thousand, three hundred ninety-one".