1253322435 has 32 divisors (see below), whose sum is σ = 2105475840. Its totient is φ = 635741568.

The previous prime is 1253322431. The next prime is 1253322449. The reversal of 1253322435 is 5342233521.

It is not a de Polignac number, because 1253322435 - 2² = 1253322431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1253322431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7644 + ... + 50646.

It is an arithmetic number, because the mean of its divisors is an integer number (65796120).

Almost surely, 2^1253322435 is an apocalyptic number.

1253322435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253322435 is a deficient number, since it is larger than the sum of its proper divisors (852153405).

1253322435 is a wasteful number, since it uses less digits than its factorization.

1253322435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43107.

The product of its digits is 21600, while the sum is 30.

The square root of 1253322435 is about 35402.2942053195. The cubic root of 1253322435 is about 1078.1708965800.

Adding to 1253322435 its reverse (5342233521), we get a palindrome (6595555956).

The spelling of 1253322435 in words is "one billion, two hundred fifty-three million, three hundred twenty-two thousand, four hundred thirty-five".