1144965628 has 6 divisors (see below), whose sum is σ = 2003689856. Its totient is φ = 572482812.

The previous prime is 1144965611. The next prime is 1144965641. The reversal of 1144965628 is 8265694411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143120700 + ... + 143120707.

Almost surely, 2^1144965628 is an apocalyptic number.

It is an amenable number.

1144965628 is a deficient number, since it is larger than the sum of its proper divisors (858724228).

1144965628 is a wasteful number, since it uses less digits than its factorization.

1144965628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286241411 (or 286241409 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 1144965628 is about 33837.3407347563. The cubic root of 1144965628 is about 1046.1584881232.

It can be divided in two parts, 11449 and 65628, that added together give a palindrome (77077).

The spelling of 1144965628 in words is "one billion, one hundred forty-four million, nine hundred sixty-five thousand, six hundred twenty-eight".