345938315 has 4 divisors (see below), whose sum is σ = 415125984. Its totient is φ = 276750648.

The previous prime is 345938309. The next prime is 345938317. The reversal of 345938315 is 513839543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 513839543 = 7 ⋅73405649.

It is a cyclic number.

It is not a de Polignac number, because 345938315 - 2⁸ = 345938059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345938317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34593827 + ... + 34593836.

It is an arithmetic number, because the mean of its divisors is an integer number (103781496).

Almost surely, 2^345938315 is an apocalyptic number.

345938315 is a deficient number, since it is larger than the sum of its proper divisors (69187669).

345938315 is an equidigital number, since it uses as much as digits as its factorization.

345938315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69187668.

The product of its digits is 194400, while the sum is 41.

The square root of 345938315 is about 18599.4170607576. The cubic root of 345938315 is about 701.9931730139.

The spelling of 345938315 in words is "three hundred forty-five million, nine hundred thirty-eight thousand, three hundred fifteen".