12500140379 has 2 divisors, whose sum is σ = 12500140380. Its totient is φ = 12500140378.

The previous prime is 12500140363. The next prime is 12500140391. The reversal of 12500140379 is 97304100521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12500140379 - 2⁴ = 12500140363 is a prime.

It is not a weakly prime, because it can be changed into another prime (12500140399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250070189 + 6250070190.

It is an arithmetic number, because the mean of its divisors is an integer number (6250070190).

Almost surely, 2^12500140379 is an apocalyptic number.

12500140379 is a deficient number, since it is larger than the sum of its proper divisors (1).

12500140379 is an equidigital number, since it uses as much as digits as its factorization.

12500140379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 12500140379 in words is "twelve billion, five hundred million, one hundred forty thousand, three hundred seventy-nine".