1253173252 has 12 divisors (see below), whose sum is σ = 2244054736. Its totient is φ = 612014760.

The previous prime is 1253173231. The next prime is 1253173279. The reversal of 1253173252 is 2523713521.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3642774 + ... + 3643117.

Almost surely, 2^1253173252 is an apocalyptic number.

It is an amenable number.

1253173252 is a deficient number, since it is larger than the sum of its proper divisors (990881484).

1253173252 is a wasteful number, since it uses less digits than its factorization.

1253173252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285938 (or 7285936 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 1253173252 is about 35400.1871746464. The cubic root of 1253173252 is about 1078.1281166466.

Adding to 1253173252 its reverse (2523713521), we get a palindrome (3776886773).

It can be divided in two parts, 12 and 53173252, that added together give a square (53173264 = 7292²).

The spelling of 1253173252 in words is "one billion, two hundred fifty-three million, one hundred seventy-three thousand, two hundred fifty-two".