116491637 has 8 divisors (see below), whose sum is σ = 120808800. Its totient is φ = 112194544.

The previous prime is 116491631. The next prime is 116491643. The reversal of 116491637 is 736194611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (116491631) and next prime (116491643).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116491637 - 2⁴ = 116491621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116491637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116491631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7358 + ... + 16944.

It is an arithmetic number, because the mean of its divisors is an integer number (15101100).

Almost surely, 2^116491637 is an apocalyptic number.

It is an amenable number.

116491637 is a deficient number, since it is larger than the sum of its proper divisors (4317163).

116491637 is an equidigital number, since it uses as much as digits as its factorization.

116491637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10035.

The product of its digits is 27216, while the sum is 38.

The square root of 116491637 is about 10793.1291570147. The cubic root of 116491637 is about 488.3879230390.

The spelling of 116491637 in words is "one hundred sixteen million, four hundred ninety-one thousand, six hundred thirty-seven".