1253253716 has 48 divisors (see below), whose sum is σ = 2688674688. Its totient is φ = 502972800.

The previous prime is 1253253691. The next prime is 1253253761. The reversal of 1253253716 is 6173523521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34475 + ... + 60786.

It is an arithmetic number, because the mean of its divisors is an integer number (56014056).

Almost surely, 2^1253253716 is an apocalyptic number.

It is an amenable number.

1253253716 is an abundant number, since it is smaller than the sum of its proper divisors (1435420972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253253716 is a wasteful number, since it uses less digits than its factorization.

1253253716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95312 (or 95310 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 1253253716 is about 35401.3236475700. The cubic root of 1253253716 is about 1078.1511910417.

The spelling of 1253253716 in words is "one billion, two hundred fifty-three million, two hundred fifty-three thousand, seven hundred sixteen".