23712154199 has 2 divisors, whose sum is σ = 23712154200. Its totient is φ = 23712154198.

The previous prime is 23712154187. The next prime is 23712154243. The reversal of 23712154199 is 99145121732.

It is an a-pointer prime, because the next prime (23712154243) can be obtained adding 23712154199 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23712154199 - 2³² = 19417186903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23712154159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11856077099 + 11856077100.

It is an arithmetic number, because the mean of its divisors is an integer number (11856077100).

Almost surely, 2^23712154199 is an apocalyptic number.

23712154199 is a deficient number, since it is larger than the sum of its proper divisors (1).

23712154199 is an equidigital number, since it uses as much as digits as its factorization.

23712154199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The spelling of 23712154199 in words is "twenty-three billion, seven hundred twelve million, one hundred fifty-four thousand, one hundred ninety-nine".