345113513 has 2 divisors, whose sum is σ = 345113514. Its totient is φ = 345113512.

The previous prime is 345113501. The next prime is 345113519. The reversal of 345113513 is 315311543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294019609 + 51093904 = 17147^2 + 7148^2 .

It is a cyclic number.

It is not a de Polignac number, because 345113513 - 2²⁸ = 76678057 is a prime.

It is not a weakly prime, because it can be changed into another prime (345113519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172556756 + 172556757.

It is an arithmetic number, because the mean of its divisors is an integer number (172556757).

Almost surely, 2^345113513 is an apocalyptic number.

It is an amenable number.

345113513 is a deficient number, since it is larger than the sum of its proper divisors (1).

345113513 is an equidigital number, since it uses as much as digits as its factorization.

345113513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 26.

The square root of 345113513 is about 18577.2310369441. The cubic root of 345113513 is about 701.4348209203.

The spelling of 345113513 in words is "three hundred forty-five million, one hundred thirteen thousand, five hundred thirteen".