1253304135 has 12 divisors (see below), whose sum is σ = 2172393912. Its totient is φ = 668428848.

The previous prime is 1253304089. The next prime is 1253304139. The reversal of 1253304135 is 5314033521.

It is not a de Polignac number, because 1253304135 - 2¹¹ = 1253302087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1253304099 and 1253304108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253304139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13925557 + ... + 13925646.

It is an arithmetic number, because the mean of its divisors is an integer number (181032826).

Almost surely, 2^1253304135 is an apocalyptic number.

1253304135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253304135 is a deficient number, since it is larger than the sum of its proper divisors (919089777).

1253304135 is a wasteful number, since it uses less digits than its factorization.

1253304135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27851214 (or 27851211 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1253304135 is about 35402.0357465499. The cubic root of 1253304135 is about 1078.1656490282.

Adding to 1253304135 its reverse (5314033521), we get a palindrome (6567337656).

The spelling of 1253304135 in words is "one billion, two hundred fifty-three million, three hundred four thousand, one hundred thirty-five".