1612346317 has 6 divisors (see below), whose sum is σ = 1712769578. Its totient is φ = 1517502144.

The previous prime is 1612346293. The next prime is 1612346353. The reversal of 1612346317 is 7136432161.

It can be written as a sum of positive squares in 3 ways, for example, as 1253584836 + 358761481 = 35406^2 + 18941^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1612346317 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 (1612346717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2789238 + ... + 2789815.

Almost surely, 2^1612346317 is an apocalyptic number.

1612346317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1612346317 is a deficient number, since it is larger than the sum of its proper divisors (100423261).

1612346317 is an equidigital number, since it uses as much as digits as its factorization.

1612346317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579087 (or 5579070 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 1612346317 is about 40154.0323877939. The cubic root of 1612346317 is about 1172.6077943821.

Adding to 1612346317 its reverse (7136432161), we get a palindrome (8748778478).

The spelling of 1612346317 in words is "one billion, six hundred twelve million, three hundred forty-six thousand, three hundred seventeen".