345351319 has 2 divisors, whose sum is σ = 345351320. Its totient is φ = 345351318.

The previous prime is 345351301. The next prime is 345351329. The reversal of 345351319 is 913153543.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345351319 - 2⁵ = 345351287 is a prime.

It is a super-2 number, since 2×345351319² = 238535067070079522, which contains 22 as substring.

It is equal to p_18567106 and since 345351319 and 18567106 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345351329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172675659 + 172675660.

It is an arithmetic number, because the mean of its divisors is an integer number (172675660).

Almost surely, 2^345351319 is an apocalyptic number.

345351319 is a deficient number, since it is larger than the sum of its proper divisors (1).

345351319 is an equidigital number, since it uses as much as digits as its factorization.

345351319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 34.

The square root of 345351319 is about 18583.6304042025. The cubic root of 345351319 is about 701.5958955659.

The spelling of 345351319 in words is "three hundred forty-five million, three hundred fifty-one thousand, three hundred nineteen".