345999713 has 2 divisors, whose sum is σ = 345999714. Its totient is φ = 345999712.

The previous prime is 345999683. The next prime is 345999733. The reversal of 345999713 is 317999543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320517409 + 25482304 = 17903^2 + 5048^2 .

It is a cyclic number.

It is not a de Polignac number, because 345999713 - 2¹⁴ = 345983329 is a prime.

It is not a weakly prime, because it can be changed into another prime (345999733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172999856 + 172999857.

It is an arithmetic number, because the mean of its divisors is an integer number (172999857).

Almost surely, 2^345999713 is an apocalyptic number.

It is an amenable number.

345999713 is a deficient number, since it is larger than the sum of its proper divisors (1).

345999713 is an equidigital number, since it uses as much as digits as its factorization.

345999713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 50.

The square root of 345999713 is about 18601.0675231289. The cubic root of 345999713 is about 702.0347010603.

The spelling of 345999713 in words is "three hundred forty-five million, nine hundred ninety-nine thousand, seven hundred thirteen".