97613543 has 2 divisors, whose sum is σ = 97613544. Its totient is φ = 97613542.

The previous prime is 97613539. The next prime is 97613557. The reversal of 97613543 is 34531679.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97613543 - 2² = 97613539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97613497 and 97613506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97615543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48806771 + 48806772.

It is an arithmetic number, because the mean of its divisors is an integer number (48806772).

Almost surely, 2^97613543 is an apocalyptic number.

97613543 is a deficient number, since it is larger than the sum of its proper divisors (1).

97613543 is an equidigital number, since it uses as much as digits as its factorization.

97613543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 97613543 is about 9879.9566294595. The cubic root of 97613543 is about 460.4367983972.

The spelling of 97613543 in words is "ninety-seven million, six hundred thirteen thousand, five hundred forty-three".