1712158313 has 4 divisors (see below), whose sum is σ = 1758432900. Its totient is φ = 1665883728.

The previous prime is 1712158297. The next prime is 1712158339. The reversal of 1712158313 is 3138512171.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3138512171 = 17 ⋅184618363.

It can be written as a sum of positive squares in 2 ways, for example, as 1448030809 + 264127504 = 38053^2 + 16252^2 .

It is a cyclic number.

It is not a de Polignac number, because 1712158313 - 2⁴ = 1712158297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1712158313.

It is not an unprimeable number, because it can be changed into a prime (1712158013) 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, 23137238 + ... + 23137311.

It is an arithmetic number, because the mean of its divisors is an integer number (439608225).

Almost surely, 2^1712158313 is an apocalyptic number.

It is an amenable number.

1712158313 is a deficient number, since it is larger than the sum of its proper divisors (46274587).

1712158313 is an equidigital number, since it uses as much as digits as its factorization.

1712158313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46274586.

The product of its digits is 5040, while the sum is 32.

The square root of 1712158313 is about 41378.2347738518. The cubic root of 1712158313 is about 1196.3216793085.

The spelling of 1712158313 in words is "one billion, seven hundred twelve million, one hundred fifty-eight thousand, three hundred thirteen".