345075045 has 16 divisors (see below), whose sum is σ = 630994560. Its totient is φ = 157748544.

The previous prime is 345075013. The next prime is 345075067. The reversal of 345075045 is 540570543.

It is not a de Polignac number, because 345075045 - 2⁵ = 345075013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345074997 and 345075015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1643110 + ... + 1643319.

It is an arithmetic number, because the mean of its divisors is an integer number (39437160).

Almost surely, 2^345075045 is an apocalyptic number.

345075045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345075045 is a deficient number, since it is larger than the sum of its proper divisors (285919515).

345075045 is a wasteful number, since it uses less digits than its factorization.

345075045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3286444.

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 345075045 is about 18576.1956546544. The cubic root of 345075045 is about 701.4087581938.

The spelling of 345075045 in words is "three hundred forty-five million, seventy-five thousand, forty-five".