103405591673317 has 4 divisors (see below), whose sum is σ = 104822106627820. Its totient is φ = 101989076718816.

The previous prime is 103405591673281. The next prime is 103405591673323. The reversal of 103405591673317 is 713376195504301.

It is a Cunningham number, because it is equal to 10168854²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58698061269156 + 44707530404161 = 7661466^2 + 6686369^2 .

It is a cyclic number.

It is not a de Polignac number, because 103405591673317 - 2²³ = 103405583284709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103405591679317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708257477142 + ... + 708257477287.

It is an arithmetic number, because the mean of its divisors is an integer number (26205526656955).

Almost surely, 2^{103405591673317} is an apocalyptic number.

It is an amenable number.

103405591673317 is a deficient number, since it is larger than the sum of its proper divisors (1416514954503).

103405591673317 is an equidigital number, since it uses as much as digits as its factorization.

103405591673317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416514954502.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 103405591673317 in words is "one hundred three trillion, four hundred five billion, five hundred ninety-one million, six hundred seventy-three thousand, three hundred seventeen".