1144038432 has 24 divisors (see below), whose sum is σ = 3003101136. Its totient is φ = 381346112.

The previous prime is 1144038419. The next prime is 1144038481. The reversal of 1144038432 is 2348304411.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1144038432.

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, 5958438 + ... + 5958629.

It is an arithmetic number, because the mean of its divisors is an integer number (125129214).

Almost surely, 2^1144038432 is an apocalyptic number.

1144038432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144038432 is an abundant number, since it is smaller than the sum of its proper divisors (1859062704).

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

1144038432 is a wasteful number, since it uses less digits than its factorization.

1144038432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11917080 (or 11917072 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1144038432 is about 33823.6371787542. The cubic root of 1144038432 is about 1045.8760179500.

The spelling of 1144038432 in words is "one billion, one hundred forty-four million, thirty-eight thousand, four hundred thirty-two".