345255315 has 16 divisors (see below), whose sum is σ = 561772800. Its totient is φ = 181014752.

The previous prime is 345255311. The next prime is 345255331. The reversal of 345255315 is 513552543.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 345255315 - 2² = 345255311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345255311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194175 + ... + 195944.

It is an arithmetic number, because the mean of its divisors is an integer number (35110800).

Almost surely, 2^345255315 is an apocalyptic number.

345255315 is a deficient number, since it is larger than the sum of its proper divisors (216517485).

345255315 is a wasteful number, since it uses less digits than its factorization.

345255315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390186.

The product of its digits is 45000, while the sum is 33.

The square root of 345255315 is about 18581.0471986915. The cubic root of 345255315 is about 701.5308774708.

The spelling of 345255315 in words is "three hundred forty-five million, two hundred fifty-five thousand, three hundred fifteen".