97118963 has 2 divisors, whose sum is σ = 97118964. Its totient is φ = 97118962.

The previous prime is 97118929. The next prime is 97118971. The reversal of 97118963 is 36981179.

It is a strong prime.

It is an emirp because it is prime and its reverse (36981179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97118963 - 2²² = 92924659 is a prime.

It is not a weakly prime, because it can be changed into another prime (97118993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48559481 + 48559482.

It is an arithmetic number, because the mean of its divisors is an integer number (48559482).

Almost surely, 2^97118963 is an apocalyptic number.

97118963 is a deficient number, since it is larger than the sum of its proper divisors (1).

97118963 is an equidigital number, since it uses as much as digits as its factorization.

97118963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 44.

The square root of 97118963 is about 9854.8953824990. The cubic root of 97118963 is about 459.6578473308.

The spelling of 97118963 in words is "ninety-seven million, one hundred eighteen thousand, nine hundred sixty-three".