97786963 has 2 divisors, whose sum is σ = 97786964. Its totient is φ = 97786962.

The previous prime is 97786957. The next prime is 97786981. The reversal of 97786963 is 36968779.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97786963 is a prime.

It is not a weakly prime, because it can be changed into another prime (97786903) 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, 48893481 + 48893482.

It is an arithmetic number, because the mean of its divisors is an integer number (48893482).

Almost surely, 2^97786963 is an apocalyptic number.

97786963 is a deficient number, since it is larger than the sum of its proper divisors (1).

97786963 is an equidigital number, since it uses as much as digits as its factorization.

97786963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 55.

The square root of 97786963 is about 9888.7290892207. The cubic root of 97786963 is about 460.7093074066.

The spelling of 97786963 in words is "ninety-seven million, seven hundred eighty-six thousand, nine hundred sixty-three".