116975691 has 64 divisors (see below), whose sum is σ = 214272000. Its totient is φ = 62826624.

The previous prime is 116975689. The next prime is 116975693. The reversal of 116975691 is 196579611.

It is an interprime number because it is at equal distance from previous prime (116975689) and next prime (116975693).

It is not a de Polignac number, because 116975691 - 2¹ = 116975689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116975693) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 157066 + ... + 157808.

It is an arithmetic number, because the mean of its divisors is an integer number (3348000).

Almost surely, 2^116975691 is an apocalyptic number.

116975691 is a deficient number, since it is larger than the sum of its proper divisors (97296309).

116975691 is an equidigital number, since it uses as much as digits as its factorization.

116975691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790 (or 770 counting only the distinct ones).

The product of its digits is 102060, while the sum is 45.

The square root of 116975691 is about 10815.5300840967. The cubic root of 116975691 is about 489.0634491797.

The spelling of 116975691 in words is "one hundred sixteen million, nine hundred seventy-five thousand, six hundred ninety-one".