97244832169 has 2 divisors, whose sum is σ = 97244832170. Its totient is φ = 97244832168.

The previous prime is 97244832103. The next prime is 97244832187. The reversal of 97244832169 is 96123844279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88573497769 + 8671334400 = 297613^2 + 93120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97244832169 is a prime.

It is a super-2 number, since 2×97244832169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97244830169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48622416084 + 48622416085.

It is an arithmetic number, because the mean of its divisors is an integer number (48622416085).

Almost surely, 2^97244832169 is an apocalyptic number.

It is an amenable number.

97244832169 is a deficient number, since it is larger than the sum of its proper divisors (1).

97244832169 is an equidigital number, since it uses as much as digits as its factorization.

97244832169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 55.

The spelling of 97244832169 in words is "ninety-seven billion, two hundred forty-four million, eight hundred thirty-two thousand, one hundred sixty-nine".