1151440544 has 24 divisors (see below), whose sum is σ = 2267807220. Its totient is φ = 575489536.

The previous prime is 1151440523. The next prime is 1151440567. The reversal of 1151440544 is 4450441511.

It can be written as a sum of positive squares in 2 ways, for example, as 1075052944 + 76387600 = 32788^2 + 8740^2 .

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, 97082 + ... + 108294.

Almost surely, 2^1151440544 is an apocalyptic number.

It is an amenable number.

1151440544 is a deficient number, since it is larger than the sum of its proper divisors (1116366676).

1151440544 is a wasteful number, since it uses less digits than its factorization.

1151440544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14432 (or 14424 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 1151440544 is about 33932.8829308681. The cubic root of 1151440544 is about 1048.1268323470.

The spelling of 1151440544 in words is "one billion, one hundred fifty-one million, four hundred forty thousand, five hundred forty-four".