1253322235 has 24 divisors (see below), whose sum is σ = 1693496448. Its totient is φ = 889257600.

The previous prime is 1253322227. The next prime is 1253322241. The reversal of 1253322235 is 5322233521.

It is a happy number.

It is not a de Polignac number, because 1253322235 - 2³ = 1253322227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 459 + ... + 50068.

It is an arithmetic number, because the mean of its divisors is an integer number (70562352).

Almost surely, 2^1253322235 is an apocalyptic number.

1253322235 is a deficient number, since it is larger than the sum of its proper divisors (440174213).

1253322235 is a wasteful number, since it uses less digits than its factorization.

1253322235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50595 (or 50584 counting only the distinct ones).

The product of its digits is 10800, while the sum is 28.

The square root of 1253322235 is about 35402.2913806437. The cubic root of 1253322235 is about 1078.1708392300.

Adding to 1253322235 its reverse (5322233521), we get a palindrome (6575555756).

The spelling of 1253322235 in words is "one billion, two hundred fifty-three million, three hundred twenty-two thousand, two hundred thirty-five".