23400543119 has 2 divisors, whose sum is σ = 23400543120. Its totient is φ = 23400543118.

The previous prime is 23400543053. The next prime is 23400543143. The reversal of 23400543119 is 91134500432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23400543119 - 2²⁴ = 23383765903 is a prime.

It is a super-2 number, since 2×23400543119² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23400543169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11700271559 + 11700271560.

It is an arithmetic number, because the mean of its divisors is an integer number (11700271560).

Almost surely, 2^23400543119 is an apocalyptic number.

23400543119 is a deficient number, since it is larger than the sum of its proper divisors (1).

23400543119 is an equidigital number, since it uses as much as digits as its factorization.

23400543119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 23400543119 in words is "twenty-three billion, four hundred million, five hundred forty-three thousand, one hundred nineteen".