1145652944 has 20 divisors (see below), whose sum is σ = 2247802560. Its totient is φ = 565574880.

The previous prime is 1145652923. The next prime is 1145652961. The reversal of 1145652944 is 4492565411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451922 + ... + 454449.

It is an arithmetic number, because the mean of its divisors is an integer number (112390128).

Almost surely, 2^1145652944 is an apocalyptic number.

It is an amenable number.

1145652944 is a deficient number, since it is larger than the sum of its proper divisors (1102149616).

1145652944 is an equidigital number, since it uses as much as digits as its factorization.

1145652944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906458 (or 906452 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 1145652944 is about 33847.4953873991. The cubic root of 1145652944 is about 1046.3677804720.

The spelling of 1145652944 in words is "one billion, one hundred forty-five million, six hundred fifty-two thousand, nine hundred forty-four".