103099717139 has 2 divisors, whose sum is σ = 103099717140. Its totient is φ = 103099717138.

The previous prime is 103099717129. The next prime is 103099717153. The reversal of 103099717139 is 931717990301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103099717139 - 2⁸ = 103099716883 is a prime.

It is not a weakly prime, because it can be changed into another prime (103099717129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51549858569 + 51549858570.

It is an arithmetic number, because the mean of its divisors is an integer number (51549858570).

Almost surely, 2^103099717139 is an apocalyptic number.

103099717139 is a deficient number, since it is larger than the sum of its proper divisors (1).

103099717139 is an equidigital number, since it uses as much as digits as its factorization.

103099717139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 321489, while the sum is 50.

The spelling of 103099717139 in words is "one hundred three billion, ninety-nine million, seven hundred seventeen thousand, one hundred thirty-nine".