93901239197 has 4 divisors (see below), whose sum is σ = 95440603836. Its totient is φ = 92361874560.

The previous prime is 93901239181. The next prime is 93901239209. The reversal of 93901239197 is 79193210939.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31750250596 + 62150988601 = 178186^2 + 249301^2 .

It is a cyclic number.

It is not a de Polignac number, because 93901239197 - 2⁴ = 93901239181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93901239097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769682228 + ... + 769682349.

It is an arithmetic number, because the mean of its divisors is an integer number (23860150959).

Almost surely, 2^93901239197 is an apocalyptic number.

It is an amenable number.

93901239197 is a deficient number, since it is larger than the sum of its proper divisors (1539364639).

93901239197 is a wasteful number, since it uses less digits than its factorization.

93901239197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539364638.

The product of its (nonzero) digits is 826686, while the sum is 53.

The spelling of 93901239197 in words is "ninety-three billion, nine hundred one million, two hundred thirty-nine thousand, one hundred ninety-seven".