97159643 has 8 divisors (see below), whose sum is σ = 111306720. Its totient is φ = 83079360.

The previous prime is 97159639. The next prime is 97159649. The reversal of 97159643 is 34695179.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97159643 - 2² = 97159639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97159594 and 97159603.

It is not an unprimeable number, because it can be changed into a prime (97159649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13538 + ... + 19431.

It is an arithmetic number, because the mean of its divisors is an integer number (13913340).

Almost surely, 2^97159643 is an apocalyptic number.

97159643 is a deficient number, since it is larger than the sum of its proper divisors (14147077).

97159643 is a wasteful number, since it uses less digits than its factorization.

97159643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33397.

The product of its digits is 204120, while the sum is 44.

The square root of 97159643 is about 9856.9591152647. The cubic root of 97159643 is about 459.7220169858.

The spelling of 97159643 in words is "ninety-seven million, one hundred fifty-nine thousand, six hundred forty-three".