1244413160 has 64 divisors (see below), whose sum is σ = 3015982080. Its totient is φ = 460753920.

The previous prime is 1244413153. The next prime is 1244413187. The reversal of 1244413160 is 613144421.

It is a happy number.

It is a super-2 number, since 2×1244413160² = 3097128225562371200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6704 + ... + 50336.

It is an arithmetic number, because the mean of its divisors is an integer number (47124720).

Almost surely, 2^1244413160 is an apocalyptic number.

1244413160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1244413160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1507991040).

1244413160 is an abundant number, since it is smaller than the sum of its proper divisors (1771568920).

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

1244413160 is a wasteful number, since it uses less digits than its factorization.

1244413160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43698 (or 43694 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1244413160 is about 35276.2407294201. The cubic root of 1244413160 is about 1075.6100838422.

Adding to 1244413160 its reverse (613144421), we get a palindrome (1857557581).

The spelling of 1244413160 in words is "one billion, two hundred forty-four million, four hundred thirteen thousand, one hundred sixty".