1145102244 has 48 divisors (see below), whose sum is σ = 3139026240. Its totient is φ = 320307840.

The previous prime is 1145102239. The next prime is 1145102251. The reversal of 1145102244 is 4422015411.

It is a super-2 number, since 2×1145102244² = 2622518298427671072, which contains 22 as substring.

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, 331939 + ... + 335370.

It is an arithmetic number, because the mean of its divisors is an integer number (65396380).

Almost surely, 2^1145102244 is an apocalyptic number.

It is an amenable number.

1145102244 is an abundant number, since it is smaller than the sum of its proper divisors (1993923996).

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

1145102244 is a wasteful number, since it uses less digits than its factorization.

1145102244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667340 (or 667338 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 1145102244 is about 33839.3593910996. The cubic root of 1145102244 is about 1046.2000952831.

Adding to 1145102244 its reverse (4422015411), we get a palindrome (5567117655).

The spelling of 1145102244 in words is "one billion, one hundred forty-five million, one hundred two thousand, two hundred forty-four".