97030872569 has 2 divisors, whose sum is σ = 97030872570. Its totient is φ = 97030872568.

The previous prime is 97030872539. The next prime is 97030872571. The reversal of 97030872569 is 96527803079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72573666025 + 24457206544 = 269395^2 + 156388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97030872569 is a prime.

It is a super-2 number, since 2×97030872569² (a number of 23 digits) contains 22 as substring.

Together with 97030872571, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97030872539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48515436284 + 48515436285.

It is an arithmetic number, because the mean of its divisors is an integer number (48515436285).

Almost surely, 2^97030872569 is an apocalyptic number.

It is an amenable number.

97030872569 is a deficient number, since it is larger than the sum of its proper divisors (1).

97030872569 is an equidigital number, since it uses as much as digits as its factorization.

97030872569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 97030872569 in words is "ninety-seven billion, thirty million, eight hundred seventy-two thousand, five hundred sixty-nine".