1145114244 has 72 divisors (see below), whose sum is σ = 2952724320. Its totient is φ = 374080512.

The previous prime is 1145114171. The next prime is 1145114261. The reversal of 1145114244 is 4424115411.

It is a happy number.

It is a super-2 number, since 2×1145114244² = 2622573263623383072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940324 + ... + 941540.

It is an arithmetic number, because the mean of its divisors is an integer number (41010060).

Almost surely, 2^1145114244 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 1145114244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1476362160).

1145114244 is an abundant number, since it is smaller than the sum of its proper divisors (1807610076).

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

1145114244 is a wasteful number, since it uses less digits than its factorization.

1145114244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729 (or 1724 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 1145114244 is about 33839.5366989561. The cubic root of 1145114244 is about 1046.2037497915.

Adding to 1145114244 its reverse (4424115411), we get a palindrome (5569229655).

The spelling of 1145114244 in words is "one billion, one hundred forty-five million, one hundred fourteen thousand, two hundred forty-four".