1443140032 has 14 divisors (see below), whose sum is σ = 2863731128. Its totient is φ = 721569984.

The previous prime is 1443140009. The next prime is 1443140033. The reversal of 1443140032 is 2300413441.

It is a super-2 number, since 2×1443140032² = 4165306303921922048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1443139985 and 1443140012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1443140033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11274468 + ... + 11274595.

Almost surely, 2^1443140032 is an apocalyptic number.

It is an amenable number.

1443140032 is a deficient number, since it is larger than the sum of its proper divisors (1420591096).

1443140032 is an equidigital number, since it uses as much as digits as its factorization.

1443140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22549075 (or 22549065 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1443140032 is about 37988.6829463723. The cubic root of 1443140032 is about 1130.0634396733.

Adding to 1443140032 its reverse (2300413441), we get a palindrome (3743553473).

The spelling of 1443140032 in words is "one billion, four hundred forty-three million, one hundred forty thousand, thirty-two".