23040000029 has 2 divisors, whose sum is σ = 23040000030. Its totient is φ = 23040000028.

The previous prime is 23039999933. The next prime is 23040000031. The reversal of 23040000029 is 92000004032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18631704004 + 4408296025 = 136498^2 + 66395^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23040000029 is a prime.

Together with 23040000031, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23040000089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520000014 + 11520000015.

It is an arithmetic number, because the mean of its divisors is an integer number (11520000015).

Almost surely, 2^23040000029 is an apocalyptic number.

It is an amenable number.

23040000029 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040000029 is an equidigital number, since it uses as much as digits as its factorization.

23040000029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The spelling of 23040000029 in words is "twenty-three billion, forty million, twenty-nine", and thus it is an aban number and an uban number.