345356315 has 4 divisors (see below), whose sum is σ = 414427584. Its totient is φ = 276285048.

The previous prime is 345356299. The next prime is 345356317. The reversal of 345356315 is 513653543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345356315 - 2⁴ = 345356299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345356317) 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, 34535627 + ... + 34535636.

It is an arithmetic number, because the mean of its divisors is an integer number (103606896).

Almost surely, 2^345356315 is an apocalyptic number.

345356315 is a deficient number, since it is larger than the sum of its proper divisors (69071269).

345356315 is an equidigital number, since it uses as much as digits as its factorization.

345356315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69071268.

The product of its digits is 81000, while the sum is 35.

The square root of 345356315 is about 18583.7648230922. The cubic root of 345356315 is about 701.5992787451.

The spelling of 345356315 in words is "three hundred forty-five million, three hundred fifty-six thousand, three hundred fifteen".