23342028187 has 2 divisors, whose sum is σ = 23342028188. Its totient is φ = 23342028186.

The previous prime is 23342028137. The next prime is 23342028197. The reversal of 23342028187 is 78182024332.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23342028187 is a prime.

It is not a weakly prime, because it can be changed into another prime (23342028107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11671014093 + 11671014094.

It is an arithmetic number, because the mean of its divisors is an integer number (11671014094).

Almost surely, 2^23342028187 is an apocalyptic number.

23342028187 is a deficient number, since it is larger than the sum of its proper divisors (1).

23342028187 is an equidigital number, since it uses as much as digits as its factorization.

23342028187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 23342028187 in words is "twenty-three billion, three hundred forty-two million, twenty-eight thousand, one hundred eighty-seven".