123523252 has 6 divisors (see below), whose sum is σ = 216165698. Its totient is φ = 61761624.

The previous prime is 123523229. The next prime is 123523273. The reversal of 123523252 is 252325321.

It can be written as a sum of positive squares in only one way, i.e., 94750756 + 28772496 = 9734^2 + 5364^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15440403 + ... + 15440410.

Almost surely, 2^123523252 is an apocalyptic number.

It is an amenable number.

123523252 is a deficient number, since it is larger than the sum of its proper divisors (92642446).

123523252 is a wasteful number, since it uses less digits than its factorization.

123523252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30880817 (or 30880815 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 123523252 is about 11114.1014931482. The cubic root of 123523252 is about 498.0231974700.

Adding to 123523252 its reverse (252325321), we get a palindrome (375848573).

The spelling of 123523252 in words is "one hundred twenty-three million, five hundred twenty-three thousand, two hundred fifty-two".