97097669 has 2 divisors, whose sum is σ = 97097670. Its totient is φ = 97097668.

The previous prime is 97097647. The next prime is 97097687. The reversal of 97097669 is 96679079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93993025 + 3104644 = 9695^2 + 1762^2 .

It is a cyclic number.

It is not a de Polignac number, because 97097669 - 2¹² = 97093573 is a prime.

It is a super-2 number, since 2×97097669² = 18855914650467122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97097669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97097969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48548834 + 48548835.

It is an arithmetic number, because the mean of its divisors is an integer number (48548835).

Almost surely, 2^97097669 is an apocalyptic number.

It is an amenable number.

97097669 is a deficient number, since it is larger than the sum of its proper divisors (1).

97097669 is an equidigital number, since it uses as much as digits as its factorization.

97097669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1285956, while the sum is 53.

The square root of 97097669 is about 9853.8149465068. The cubic root of 97097669 is about 459.6242504947.

The spelling of 97097669 in words is "ninety-seven million, ninety-seven thousand, six hundred sixty-nine".