97657403 has 2 divisors, whose sum is σ = 97657404. Its totient is φ = 97657402.

The previous prime is 97657361. The next prime is 97657453. The reversal of 97657403 is 30475679.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97657403 - 2¹⁰ = 97656379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (97657453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48828701 + 48828702.

It is an arithmetic number, because the mean of its divisors is an integer number (48828702).

Almost surely, 2^97657403 is an apocalyptic number.

97657403 is a deficient number, since it is larger than the sum of its proper divisors (1).

97657403 is an equidigital number, since it uses as much as digits as its factorization.

97657403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 97657403 is about 9882.1760255523. The cubic root of 97657403 is about 460.5057496699.

The spelling of 97657403 in words is "ninety-seven million, six hundred fifty-seven thousand, four hundred three".