123534152 has 32 divisors (see below), whose sum is σ = 265161600. Its totient is φ = 52854144.

The previous prime is 123534119. The next prime is 123534167. The reversal of 123534152 is 251435321.

It is a happy number.

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, 40124 + ... + 43092.

It is an arithmetic number, because the mean of its divisors is an integer number (8286300).

Almost surely, 2^123534152 is an apocalyptic number.

It is an amenable number.

123534152 is an abundant number, since it is smaller than the sum of its proper divisors (141627448).

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

123534152 is a wasteful number, since it uses less digits than its factorization.

123534152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3725 (or 3721 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 123534152 is about 11114.5918503560. The cubic root of 123534152 is about 498.0378459757.

Adding to 123534152 its reverse (251435321), we get a palindrome (374969473).

The spelling of 123534152 in words is "one hundred twenty-three million, five hundred thirty-four thousand, one hundred fifty-two".