23751342187 has 2 divisors, whose sum is σ = 23751342188. Its totient is φ = 23751342186.

The previous prime is 23751342151. The next prime is 23751342191. The reversal of 23751342187 is 78124315732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23751342187 - 2¹⁹ = 23750817899 is a prime.

It is not a weakly prime, because it can be changed into another prime (23751349187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11875671093 + 11875671094.

It is an arithmetic number, because the mean of its divisors is an integer number (11875671094).

Almost surely, 2^23751342187 is an apocalyptic number.

23751342187 is a deficient number, since it is larger than the sum of its proper divisors (1).

23751342187 is an equidigital number, since it uses as much as digits as its factorization.

23751342187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 43.

The spelling of 23751342187 in words is "twenty-three billion, seven hundred fifty-one million, three hundred forty-two thousand, one hundred eighty-seven".