345125136 has 40 divisors (see below), whose sum is σ = 910548864. Its totient is φ = 112593280.

The previous prime is 345125119. The next prime is 345125141. The reversal of 345125136 is 631521543.

It is a super-2 number, since 2×345125136² = 238222718998036992, which contains 22 as substring.

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, 74235 + ... + 78746.

Almost surely, 2^345125136 is an apocalyptic number.

It is an amenable number.

345125136 is an abundant number, since it is smaller than the sum of its proper divisors (565423728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345125136 is a wasteful number, since it uses less digits than its factorization.

345125136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153039 (or 153033 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 345125136 is about 18577.5438634928. The cubic root of 345125136 is about 701.4426953202.

Adding to 345125136 its reverse (631521543), we get a palindrome (976646679).

The spelling of 345125136 in words is "three hundred forty-five million, one hundred twenty-five thousand, one hundred thirty-six".