345945355 has 8 divisors (see below), whose sum is σ = 474439392. Its totient is φ = 237219648.

The previous prime is 345945349. The next prime is 345945371. The reversal of 345945355 is 553549543.

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 345945355 - 2¹⁷ = 345814283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4942042 + ... + 4942111.

It is an arithmetic number, because the mean of its divisors is an integer number (59304924).

Almost surely, 2^345945355 is an apocalyptic number.

345945355 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345945355 is a deficient number, since it is larger than the sum of its proper divisors (128494037).

345945355 is an equidigital number, since it uses as much as digits as its factorization.

345945355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884165.

The product of its digits is 810000, while the sum is 43.

The square root of 345945355 is about 18599.6063130379. The cubic root of 345945355 is about 701.9979349403.

The spelling of 345945355 in words is "three hundred forty-five million, nine hundred forty-five thousand, three hundred fifty-five".