97965473 has 2 divisors, whose sum is σ = 97965474. Its totient is φ = 97965472.

The previous prime is 97965467. The next prime is 97965493. The reversal of 97965473 is 37456979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84511249 + 13454224 = 9193^2 + 3668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97965473 is a prime.

It is a super-2 number, since 2×97965473² = 19194467800227458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97965433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48982736 + 48982737.

It is an arithmetic number, because the mean of its divisors is an integer number (48982737).

Almost surely, 2^97965473 is an apocalyptic number.

It is an amenable number.

97965473 is a deficient number, since it is larger than the sum of its proper divisors (1).

97965473 is an equidigital number, since it uses as much as digits as its factorization.

97965473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1428840, while the sum is 50.

The square root of 97965473 is about 9897.7509061402. The cubic root of 97965473 is about 460.9894784467.

The spelling of 97965473 in words is "ninety-seven million, nine hundred sixty-five thousand, four hundred seventy-three".