103256123442317 has 2 divisors, whose sum is σ = 103256123442318. Its totient is φ = 103256123442316.

The previous prime is 103256123442313. The next prime is 103256123442341. The reversal of 103256123442317 is 713244321652301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87346762710601 + 15909360731716 = 9345949^2 + 3988654^2 .

It is a cyclic number.

It is not a de Polignac number, because 103256123442317 - 2² = 103256123442313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103256123442313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51628061721158 + 51628061721159.

It is an arithmetic number, because the mean of its divisors is an integer number (51628061721159).

Almost surely, 2^{103256123442317} is an apocalyptic number.

It is an amenable number.

103256123442317 is a deficient number, since it is larger than the sum of its proper divisors (1).

103256123442317 is an equidigital number, since it uses as much as digits as its factorization.

103256123442317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 103256123442317 in words is "one hundred three trillion, two hundred fifty-six billion, one hundred twenty-three million, four hundred forty-two thousand, three hundred seventeen".