103159139 has 2 divisors, whose sum is σ = 103159140. Its totient is φ = 103159138.

The previous prime is 103159109. The next prime is 103159141. The reversal of 103159139 is 931951301.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103159139 - 2⁸ = 103158883 is a prime.

It is a Sophie Germain prime.

Together with 103159141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103159109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51579569 + 51579570.

It is an arithmetic number, because the mean of its divisors is an integer number (51579570).

Almost surely, 2^103159139 is an apocalyptic number.

103159139 is a deficient number, since it is larger than the sum of its proper divisors (1).

103159139 is an equidigital number, since it uses as much as digits as its factorization.

103159139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 32.

The square root of 103159139 is about 10156.7287548698. The cubic root of 103159139 is about 468.9961053379.

The spelling of 103159139 in words is "one hundred three million, one hundred fifty-nine thousand, one hundred thirty-nine".