116310621 has 16 divisors (see below), whose sum is σ = 177510528. Its totient is φ = 66360000.

The previous prime is 116310599. The next prime is 116310637. The reversal of 116310621 is 126013611.

It is not a de Polignac number, because 116310621 - 2²³ = 107922013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116310641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10771 + ... + 18671.

It is an arithmetic number, because the mean of its divisors is an integer number (11094408).

Almost surely, 2^116310621 is an apocalyptic number.

It is an amenable number.

116310621 is a deficient number, since it is larger than the sum of its proper divisors (61199907).

116310621 is an equidigital number, since it uses as much as digits as its factorization.

116310621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8612.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 116310621 is about 10784.7401915855. The cubic root of 116310621 is about 488.1348237282.

The spelling of 116310621 in words is "one hundred sixteen million, three hundred ten thousand, six hundred twenty-one".