23701897117 has 2 divisors, whose sum is σ = 23701897118. Its totient is φ = 23701897116.

The previous prime is 23701897057. The next prime is 23701897129. The reversal of 23701897117 is 71179810732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23701834116 + 63001 = 153954^2 + 251^2 .

It is a cyclic number.

It is not a de Polignac number, because 23701897117 - 2¹¹ = 23701895069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23701807117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11850948558 + 11850948559.

It is an arithmetic number, because the mean of its divisors is an integer number (11850948559).

Almost surely, 2^23701897117 is an apocalyptic number.

It is an amenable number.

23701897117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23701897117 is an equidigital number, since it uses as much as digits as its factorization.

23701897117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 46.

The spelling of 23701897117 in words is "twenty-three billion, seven hundred one million, eight hundred ninety-seven thousand, one hundred seventeen".