97602643 has 2 divisors, whose sum is σ = 97602644. Its totient is φ = 97602642.

The previous prime is 97602611. The next prime is 97602653. The reversal of 97602643 is 34620679.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97602643 - 2⁵ = 97602611 is a prime.

It is not a weakly prime, because it can be changed into another prime (97602653) 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, 48801321 + 48801322.

It is an arithmetic number, because the mean of its divisors is an integer number (48801322).

Almost surely, 2^97602643 is an apocalyptic number.

97602643 is a deficient number, since it is larger than the sum of its proper divisors (1).

97602643 is an equidigital number, since it uses as much as digits as its factorization.

97602643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 97602643 is about 9879.4049922047. The cubic root of 97602643 is about 460.4196595598.

It can be divided in two parts, 9760 and 2643, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 97602643 in words is "ninety-seven million, six hundred two thousand, six hundred forty-three".