225126412139 has 2 divisors, whose sum is σ = 225126412140. Its totient is φ = 225126412138.

The previous prime is 225126412111. The next prime is 225126412157. The reversal of 225126412139 is 931214621522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225126412139 - 2⁸ = 225126411883 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (225126412039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112563206069 + 112563206070.

It is an arithmetic number, because the mean of its divisors is an integer number (112563206070).

Almost surely, 2^225126412139 is an apocalyptic number.

225126412139 is a deficient number, since it is larger than the sum of its proper divisors (1).

225126412139 is an equidigital number, since it uses as much as digits as its factorization.

225126412139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The spelling of 225126412139 in words is "two hundred twenty-five billion, one hundred twenty-six million, four hundred twelve thousand, one hundred thirty-nine".