2397195730943 has 32 divisors (see below), whose sum is σ = 2662290892800. Its totient is φ = 2144793006720.

The previous prime is 2397195730939. The next prime is 2397195730949. The reversal of 2397195730943 is 3490375917932.

It is a Cunningham number, because it is equal to 1548288²-1.

It is not a de Polignac number, because 2397195730943 - 2² = 2397195730939 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 (2397195730949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20068208 + ... + 20187306.

It is an arithmetic number, because the mean of its divisors is an integer number (83196590400).

Almost surely, 2^{2397195730943} is an apocalyptic number.

2397195730943 is a deficient number, since it is larger than the sum of its proper divisors (265095161857).

2397195730943 is a wasteful number, since it uses less digits than its factorization.

2397195730943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119519.

The product of its (nonzero) digits is 38578680, while the sum is 62.

The spelling of 2397195730943 in words is "two trillion, three hundred ninety-seven billion, one hundred ninety-five million, seven hundred thirty thousand, nine hundred forty-three".