1253269125 has 32 divisors (see below), whose sum is σ = 2317161600. Its totient is φ = 668408400.

The previous prime is 1253269097. The next prime is 1253269151. The reversal of 1253269125 is 5219623521.

It is a happy number.

1253269125 is a `hidden beast` number, since 12 + 532 + 6 + 91 + 25 = 666.

It is not a de Polignac number, because 1253269125 - 2⁵ = 1253269093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1253269125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182295 + ... + 189044.

It is an arithmetic number, because the mean of its divisors is an integer number (72411300).

Almost surely, 2^1253269125 is an apocalyptic number.

1253269125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1253269125 is a deficient number, since it is larger than the sum of its proper divisors (1063892475).

1253269125 is an equidigital number, since it uses as much as digits as its factorization.

1253269125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371363 (or 371347 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 1253269125 is about 35401.5412800064. The cubic root of 1253269125 is about 1078.1556097169.

The spelling of 1253269125 in words is "one billion, two hundred fifty-three million, two hundred sixty-nine thousand, one hundred twenty-five".