345351357 has 36 divisors (see below), whose sum is σ = 557984700. Its totient is φ = 212471424.

The previous prime is 345351341. The next prime is 345351397. The reversal of 345351357 is 753153543.

It can be written as a sum of positive squares in 2 ways, for example, as 66928761 + 278422596 = 8181^2 + 16686^2 .

It is not a de Polignac number, because 345351357 - 2⁴ = 345351341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345351397) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 83269 + ... + 87317.

It is an arithmetic number, because the mean of its divisors is an integer number (15499575).

Almost surely, 2^345351357 is an apocalyptic number.

It is an amenable number.

345351357 is a deficient number, since it is larger than the sum of its proper divisors (212633343).

345351357 is an frugal number, since it uses more digits than its factorization.

345351357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086 (or 4065 counting only the distinct ones).

The product of its digits is 94500, while the sum is 36.

The square root of 345351357 is about 18583.6314266077. The cubic root of 345351357 is about 701.5959212988.

The spelling of 345351357 in words is "three hundred forty-five million, three hundred fifty-one thousand, three hundred fifty-seven".