139613515103 has 2 divisors, whose sum is σ = 139613515104. Its totient is φ = 139613515102.

The previous prime is 139613515091. The next prime is 139613515123. The reversal of 139613515103 is 301515316931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139613515103 - 2⁸ = 139613514847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139613515123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69806757551 + 69806757552.

It is an arithmetic number, because the mean of its divisors is an integer number (69806757552).

Almost surely, 2^139613515103 is an apocalyptic number.

139613515103 is a deficient number, since it is larger than the sum of its proper divisors (1).

139613515103 is an equidigital number, since it uses as much as digits as its factorization.

139613515103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36450, while the sum is 38.

The spelling of 139613515103 in words is "one hundred thirty-nine billion, six hundred thirteen million, five hundred fifteen thousand, one hundred three".