1150653644 has 48 divisors (see below), whose sum is σ = 2336947200. Its totient is φ = 485536896.

The previous prime is 1150653631. The next prime is 1150653659. The reversal of 1150653644 is 4463560511.

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, 1421912 + ... + 1422720.

It is an arithmetic number, because the mean of its divisors is an integer number (48686400).

Almost surely, 2^1150653644 is an apocalyptic number.

1150653644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1150653644 is an abundant number, since it is smaller than the sum of its proper divisors (1186293556).

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

1150653644 is a wasteful number, since it uses less digits than its factorization.

1150653644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1540 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1150653644 is about 33921.2860015654. The cubic root of 1150653644 is about 1047.8880129643. Note that the first 3 decimals are identical.

The spelling of 1150653644 in words is "one billion, one hundred fifty million, six hundred fifty-three thousand, six hundred forty-four".