1253273255 has 16 divisors (see below), whose sum is σ = 1620622080. Its totient is φ = 924918528.

The previous prime is 1253273249. The next prime is 1253273267. The reversal of 1253273255 is 5523723521.

It is a cyclic number.

It is not a de Polignac number, because 1253273255 - 2²² = 1249078951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119306 + ... + 129384.

It is an arithmetic number, because the mean of its divisors is an integer number (101288880).

Almost surely, 2^1253273255 is an apocalyptic number.

1253273255 is a deficient number, since it is larger than the sum of its proper divisors (367348825).

1253273255 is a wasteful number, since it uses less digits than its factorization.

1253273255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12010.

The product of its digits is 63000, while the sum is 35.

The square root of 1253273255 is about 35401.5996107521. The cubic root of 1253273255 is about 1078.1567940270.

Adding to 1253273255 its reverse (5523723521), we get a palindrome (6776996776).

The spelling of 1253273255 in words is "one billion, two hundred fifty-three million, two hundred seventy-three thousand, two hundred fifty-five".