1253415116 has 24 divisors (see below), whose sum is σ = 2241314880. Its totient is φ = 613141200.

The previous prime is 1253415091. The next prime is 1253415133. The reversal of 1253415116 is 6115143521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37211 + ... + 62381.

It is an arithmetic number, because the mean of its divisors is an integer number (93388120).

Almost surely, 2^1253415116 is an apocalyptic number.

It is an amenable number.

1253415116 is a deficient number, since it is larger than the sum of its proper divisors (987899764).

1253415116 is a wasteful number, since it uses less digits than its factorization.

1253415116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25445 (or 25443 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 1253415116 is about 35403.6031499620. The cubic root of 1253415116 is about 1078.1974722084.

Adding to 1253415116 its reverse (6115143521), we get a palindrome (7368558637).

The spelling of 1253415116 in words is "one billion, two hundred fifty-three million, four hundred fifteen thousand, one hundred sixteen".