96751991 has 12 divisors (see below), whose sum is σ = 112994448. Its totient is φ = 81152832.

The previous prime is 96751979. The next prime is 96751999. The reversal of 96751991 is 19915769.

It is not a de Polignac number, because 96751991 - 2²² = 92557687 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96751999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12335 + ... + 18591.

It is an arithmetic number, because the mean of its divisors is an integer number (9416204).

Almost surely, 2^96751991 is an apocalyptic number.

96751991 is a deficient number, since it is larger than the sum of its proper divisors (16242457).

96751991 is an equidigital number, since it uses as much as digits as its factorization.

96751991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6358 (or 6311 counting only the distinct ones).

The product of its digits is 153090, while the sum is 47.

The square root of 96751991 is about 9836.2589941502. The cubic root of 96751991 is about 459.0781649134.

The spelling of 96751991 in words is "ninety-six million, seven hundred fifty-one thousand, nine hundred ninety-one".