97239273051 has 4 divisors (see below), whose sum is σ = 129652364072. Its totient is φ = 64826182032.

The previous prime is 97239273013. The next prime is 97239273073. The reversal of 97239273051 is 15037293279.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 97239273051 - 2¹⁰ = 97239272027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97239273451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16206545506 + ... + 16206545511.

It is an arithmetic number, because the mean of its divisors is an integer number (32413091018).

Almost surely, 2^97239273051 is an apocalyptic number.

97239273051 is a deficient number, since it is larger than the sum of its proper divisors (32413091021).

97239273051 is a wasteful number, since it uses less digits than its factorization.

97239273051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32413091020.

The product of its (nonzero) digits is 714420, while the sum is 48.

The spelling of 97239273051 in words is "ninety-seven billion, two hundred thirty-nine million, two hundred seventy-three thousand, fifty-one".