345851155 has 32 divisors (see below), whose sum is σ = 454745088. Its totient is φ = 250992000.

The previous prime is 345851141. The next prime is 345851171. The reversal of 345851155 is 551158543.

It is not a de Polignac number, because 345851155 - 2⁷ = 345851027 is a prime.

It is a super-2 number, since 2×345851155² = 239226042829668050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1639000 + ... + 1639210.

It is an arithmetic number, because the mean of its divisors is an integer number (14210784).

Almost surely, 2^345851155 is an apocalyptic number.

345851155 is a deficient number, since it is larger than the sum of its proper divisors (108893933).

345851155 is a wasteful number, since it uses less digits than its factorization.

345851155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547.

The product of its digits is 60000, while the sum is 37.

The square root of 345851155 is about 18597.0738289657. The cubic root of 345851155 is about 701.9342117660.

The spelling of 345851155 in words is "three hundred forty-five million, eight hundred fifty-one thousand, one hundred fifty-five".