23404126919 has 2 divisors, whose sum is σ = 23404126920. Its totient is φ = 23404126918.

The previous prime is 23404126861. The next prime is 23404127083. The reversal of 23404126919 is 91962140432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23404126919 - 2⁸ = 23404126663 is a prime.

It is a super-2 number, since 2×23404126919² (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 (23404126019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11702063459 + 11702063460.

It is an arithmetic number, because the mean of its divisors is an integer number (11702063460).

Almost surely, 2^23404126919 is an apocalyptic number.

23404126919 is a deficient number, since it is larger than the sum of its proper divisors (1).

23404126919 is an equidigital number, since it uses as much as digits as its factorization.

23404126919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 23404126919 in words is "twenty-three billion, four hundred four million, one hundred twenty-six thousand, nine hundred nineteen".