103107139 has 2 divisors, whose sum is σ = 103107140. Its totient is φ = 103107138.

The previous prime is 103107119. The next prime is 103107149. The reversal of 103107139 is 931701301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103107139 is a prime.

It is a super-2 number, since 2×103107139² = 21262164225530642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103107119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51553569 + 51553570.

It is an arithmetic number, because the mean of its divisors is an integer number (51553570).

Almost surely, 2^103107139 is an apocalyptic number.

103107139 is a deficient number, since it is larger than the sum of its proper divisors (1).

103107139 is an equidigital number, since it uses as much as digits as its factorization.

103107139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 25.

The square root of 103107139 is about 10154.1685528654. The cubic root of 103107139 is about 468.9172889362.

The spelling of 103107139 in words is "one hundred three million, one hundred seven thousand, one hundred thirty-nine".