96271991 has 2 divisors, whose sum is σ = 96271992. Its totient is φ = 96271990.

The previous prime is 96271979. The next prime is 96272017. The reversal of 96271991 is 19917269.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 96271991 - 2⁶ = 96271927 is a prime.

It is a super-2 number, since 2×96271991² = 18536592502208162, which contains 22 as substring.

It is equal to p_5558894 and since 96271991 and 5558894 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96271291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48135995 + 48135996.

It is an arithmetic number, because the mean of its divisors is an integer number (48135996).

Almost surely, 2^96271991 is an apocalyptic number.

96271991 is a deficient number, since it is larger than the sum of its proper divisors (1).

96271991 is an equidigital number, since it uses as much as digits as its factorization.

96271991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 44.

The square root of 96271991 is about 9811.8291363028. The cubic root of 96271991 is about 458.3177225611.

The spelling of 96271991 in words is "ninety-six million, two hundred seventy-one thousand, nine hundred ninety-one".