345146511 has 16 divisors (see below), whose sum is σ = 465969920. Its totient is φ = 227223360.

The previous prime is 345146491. The next prime is 345146513. The reversal of 345146511 is 115641543.

It is a happy number.

It is not a de Polignac number, because 345146511 - 2⁷ = 345146383 is a prime.

It is a super-2 number, since 2×345146511² = 238252228110946242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345146513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125016 + ... + 127746.

It is an arithmetic number, because the mean of its divisors is an integer number (29123120).

Almost surely, 2^345146511 is an apocalyptic number.

345146511 is a deficient number, since it is larger than the sum of its proper divisors (120823409).

345146511 is a wasteful number, since it uses less digits than its factorization.

345146511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246.

The product of its digits is 7200, while the sum is 30.

The square root of 345146511 is about 18578.1191459200. The cubic root of 345146511 is about 701.4571760853.

The spelling of 345146511 in words is "three hundred forty-five million, one hundred forty-six thousand, five hundred eleven".