1145010644 has 6 divisors (see below), whose sum is σ = 2003768634. Its totient is φ = 572505320.

The previous prime is 1145010631. The next prime is 1145010667. The reversal of 1145010644 is 4460105411.

It can be written as a sum of positive squares in only one way, i.e., 1145010244 + 400 = 33838^2 + 20^2 .

It is a super-2 number, since 2×1145010644² = 2622098749746589472, which contains 22 as substring.

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, 143126327 + ... + 143126334.

It is an arithmetic number, because the mean of its divisors is an integer number (333961439).

Almost surely, 2^1145010644 is an apocalyptic number.

It is an amenable number.

1145010644 is a deficient number, since it is larger than the sum of its proper divisors (858757990).

1145010644 is a wasteful number, since it uses less digits than its factorization.

1145010644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286252665 (or 286252663 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1145010644 is about 33838.0059105143. The cubic root of 1145010644 is about 1046.1721983611.

The spelling of 1145010644 in words is "one billion, one hundred forty-five million, ten thousand, six hundred forty-four".