139604126149507 has 2 divisors, whose sum is σ = 139604126149508. Its totient is φ = 139604126149506.

The previous prime is 139604126149483. The next prime is 139604126149541. The reversal of 139604126149507 is 705941621406931.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139604126149507 - 2¹⁵ = 139604126116739 is a prime.

It is not a weakly prime, because it can be changed into another prime (139604136149507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69802063074753 + 69802063074754.

It is an arithmetic number, because the mean of its divisors is an integer number (69802063074754).

Almost surely, 2^{139604126149507} is an apocalyptic number.

139604126149507 is a deficient number, since it is larger than the sum of its proper divisors (1).

139604126149507 is an equidigital number, since it uses as much as digits as its factorization.

139604126149507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 139604126149507 in words is "one hundred thirty-nine trillion, six hundred four billion, one hundred twenty-six million, one hundred forty-nine thousand, five hundred seven".