23040340008139 has 2 divisors, whose sum is σ = 23040340008140. Its totient is φ = 23040340008138.

The previous prime is 23040340008137. The next prime is 23040340008151. The reversal of 23040340008139 is 93180004304032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23040340008139 - 2¹ = 23040340008137 is a prime.

It is a super-3 number, since 3×23040340008139³ (a number of 41 digits) contains 333 as substring.

Together with 23040340008137, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 23040340008098 and 23040340008107.

It is not a weakly prime, because it can be changed into another prime (23040340008137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520170004069 + 11520170004070.

It is an arithmetic number, because the mean of its divisors is an integer number (11520170004070).

Almost surely, 2^{23040340008139} is an apocalyptic number.

23040340008139 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040340008139 is an equidigital number, since it uses as much as digits as its factorization.

23040340008139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 23040340008139 in words is "twenty-three trillion, forty billion, three hundred forty million, eight thousand, one hundred thirty-nine".