105113144454317 has 4 divisors (see below), whose sum is σ = 105122548880316. Its totient is φ = 105103740028320.

The previous prime is 105113144454293. The next prime is 105113144454323. The reversal of 105113144454317 is 713454441311501.

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 101518400501956 + 3594743952361 = 10075634^2 + 1895981^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105113144454317 is a prime.

It is a super-2 number, since 2×105113144454317² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105113144454347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4702196234 + ... + 4702218587.

It is an arithmetic number, because the mean of its divisors is an integer number (26280637220079).

Almost surely, 2^{105113144454317} is an apocalyptic number.

It is an amenable number.

105113144454317 is a deficient number, since it is larger than the sum of its proper divisors (9404425999).

105113144454317 is an equidigital number, since it uses as much as digits as its factorization.

105113144454317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9404425998.

The product of its (nonzero) digits is 403200, while the sum is 44.

Adding to 105113144454317 its reverse (713454441311501), we get a palindrome (818567585765818).

The spelling of 105113144454317 in words is "one hundred five trillion, one hundred thirteen billion, one hundred forty-four million, four hundred fifty-four thousand, three hundred seventeen".