123031252 has 6 divisors (see below), whose sum is σ = 215304698. Its totient is φ = 61515624.

The previous prime is 123031241. The next prime is 123031273. The reversal of 123031252 is 252130321.

It can be written as a sum of positive squares in only one way, i.e., 121088016 + 1943236 = 11004^2 + 1394^2 .

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, 15378903 + ... + 15378910.

Almost surely, 2^123031252 is an apocalyptic number.

It is an amenable number.

123031252 is a deficient number, since it is larger than the sum of its proper divisors (92273446).

123031252 is a wasteful number, since it uses less digits than its factorization.

123031252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30757817 (or 30757815 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 123031252 is about 11091.9453658950. The cubic root of 123031252 is about 497.3610995781.

Adding to 123031252 its reverse (252130321), we get a palindrome (375161573).

The spelling of 123031252 in words is "one hundred twenty-three million, thirty-one thousand, two hundred fifty-two".