1251160716 has 96 divisors (see below), whose sum is σ = 3453488640. Its totient is φ = 348834816.

The previous prime is 1251160709. The next prime is 1251160721. The reversal of 1251160716 is 6170611521.

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 31 ways as a sum of consecutive naturals, for example, 58996 + ... + 77348.

It is an arithmetic number, because the mean of its divisors is an integer number (35973840).

Almost surely, 2^1251160716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1251160716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726744320).

1251160716 is an abundant number, since it is smaller than the sum of its proper divisors (2202327924).

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

1251160716 is a wasteful number, since it uses less digits than its factorization.

1251160716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18415 (or 18413 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 1251160716 is about 35371.7502535569. The cubic root of 1251160716 is about 1077.5506667748.

The spelling of 1251160716 in words is "one billion, two hundred fifty-one million, one hundred sixty thousand, seven hundred sixteen".