345304551 has 8 divisors (see below), whose sum is σ = 460497024. Its totient is φ = 230157560.

The previous prime is 345304549. The next prime is 345304633. The reversal of 345304551 is 155403543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345304551 - 2¹ = 345304549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345304541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15256 + ... + 30386.

It is an arithmetic number, because the mean of its divisors is an integer number (57562128).

Almost surely, 2^345304551 is an apocalyptic number.

345304551 is a deficient number, since it is larger than the sum of its proper divisors (115192473).

345304551 is a wasteful number, since it uses less digits than its factorization.

345304551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22741.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 345304551 is about 18582.3720498757. The cubic root of 345304551 is about 701.5642237423.

The spelling of 345304551 in words is "three hundred forty-five million, three hundred four thousand, five hundred fifty-one".