97861983241 has 9 divisors (see below), whose sum is σ = 107571086413. Its totient is φ = 88962311020.

The previous prime is 97861983229. The next prime is 97861983259. The reversal of 97861983241 is 14238916879.

The square root of 97861983241 is 312829.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 97861983241 - 2²⁵ = 97828428809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97861983211) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3426900 + ... + 3455338.

Almost surely, 2^97861983241 is an apocalyptic number.

97861983241 is the 312829-th square number.

97861983241 is the 156415-th centered octagonal number.

It is an amenable number.

97861983241 is a deficient number, since it is larger than the sum of its proper divisors (9709103172).

97861983241 is an frugal number, since it uses more digits than its factorization.

97861983241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56900 (or 28450 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 58.

The spelling of 97861983241 in words is "ninety-seven billion, eight hundred sixty-one million, nine hundred eighty-three thousand, two hundred forty-one".