1144725632 has 32 divisors (see below), whose sum is σ = 2282928300. Its totient is φ = 571755520.

The previous prime is 1144725601. The next prime is 1144725643. The reversal of 1144725632 is 2365274411.

It can be written as a sum of positive squares in 2 ways, for example, as 1132726336 + 11999296 = 33656^2 + 3464^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 1144725592 and 1144725601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131594 + ... + 140022.

Almost surely, 2^1144725632 is an apocalyptic number.

It is an amenable number.

1144725632 is a deficient number, since it is larger than the sum of its proper divisors (1138202668).

1144725632 is an equidigital number, since it uses as much as digits as its factorization.

1144725632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9504 (or 9492 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 1144725632 is about 33833.7942300298. The cubic root of 1144725632 is about 1046.0853879966.

The spelling of 1144725632 in words is "one billion, one hundred forty-four million, seven hundred twenty-five thousand, six hundred thirty-two".