97115967 has 12 divisors (see below), whose sum is σ = 151069464. Its totient is φ = 59763600.

The previous prime is 97115939. The next prime is 97115969. The reversal of 97115967 is 76951179.

It is not a de Polignac number, because 97115967 - 2¹⁰ = 97114943 is a prime.

It is a super-2 number, since 2×97115967² = 18863022092690178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97115969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 414909 + ... + 415142.

It is an arithmetic number, because the mean of its divisors is an integer number (12589122).

Almost surely, 2^97115967 is an apocalyptic number.

97115967 is a deficient number, since it is larger than the sum of its proper divisors (53953497).

97115967 is a wasteful number, since it uses less digits than its factorization.

97115967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830070 (or 830067 counting only the distinct ones).

The product of its digits is 119070, while the sum is 45.

The square root of 97115967 is about 9854.7433756542. The cubic root of 97115967 is about 459.6531206567.

The spelling of 97115967 in words is "ninety-seven million, one hundred fifteen thousand, nine hundred sixty-seven".