345022319 has 2 divisors, whose sum is σ = 345022320. Its totient is φ = 345022318.

The previous prime is 345022303. The next prime is 345022331. The reversal of 345022319 is 913220543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345022319 - 2⁴ = 345022303 is a prime.

It is a super-2 number, since 2×345022319² = 238080801216275522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345022291 and 345022300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345022399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172511159 + 172511160.

It is an arithmetic number, because the mean of its divisors is an integer number (172511160).

Almost surely, 2^345022319 is an apocalyptic number.

345022319 is a deficient number, since it is larger than the sum of its proper divisors (1).

345022319 is an equidigital number, since it uses as much as digits as its factorization.

345022319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 345022319 is about 18574.7764185737. The cubic root of 345022319 is about 701.3730322820.

The spelling of 345022319 in words is "three hundred forty-five million, twenty-two thousand, three hundred nineteen".