97633331 has 2 divisors, whose sum is σ = 97633332. Its totient is φ = 97633330.

The previous prime is 97633309. The next prime is 97633337. The reversal of 97633331 is 13333679.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (13333679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97633331 - 2²⁶ = 30524467 is a prime.

It is a super-2 number, since 2×97633331² = 19064534644311122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 97633291 and 97633300.

It is not a weakly prime, because it can be changed into another prime (97633337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48816665 + 48816666.

It is an arithmetic number, because the mean of its divisors is an integer number (48816666).

Almost surely, 2^97633331 is an apocalyptic number.

97633331 is a deficient number, since it is larger than the sum of its proper divisors (1).

97633331 is an equidigital number, since it uses as much as digits as its factorization.

97633331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 35.

The square root of 97633331 is about 9880.9580001131. The cubic root of 97633331 is about 460.4679092024.

The spelling of 97633331 in words is "ninety-seven million, six hundred thirty-three thousand, three hundred thirty-one".