345522135 has 16 divisors (see below), whose sum is σ = 631812096. Its totient is φ = 157952928.

The previous prime is 345522131. The next prime is 345522137. The reversal of 345522135 is 531225543.

It is not a de Polignac number, because 345522135 - 2² = 345522131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345522131) 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 15 ways as a sum of consecutive naturals, for example, 1645239 + ... + 1645448.

It is an arithmetic number, because the mean of its divisors is an integer number (39488256).

Almost surely, 2^345522135 is an apocalyptic number.

345522135 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345522135 is a deficient number, since it is larger than the sum of its proper divisors (286289961).

345522135 is a wasteful number, since it uses less digits than its factorization.

345522135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290702.

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

The square root of 345522135 is about 18588.2257087652. The cubic root of 345522135 is about 701.7115498233.

Adding to 345522135 its reverse (531225543), we get a palindrome (876747678).

The spelling of 345522135 in words is "three hundred forty-five million, five hundred twenty-two thousand, one hundred thirty-five".