1443712963 has 32 divisors (see below), whose sum is σ = 1823182848. Its totient is φ = 1110564000.

The previous prime is 1443712931. The next prime is 1443712979. The reversal of 1443712963 is 3692173441.

It is not a de Polignac number, because 1443712963 - 2⁵ = 1443712931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1443712903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2639056 + ... + 2639602.

It is an arithmetic number, because the mean of its divisors is an integer number (56974464).

Almost surely, 2^1443712963 is an apocalyptic number.

1443712963 is a deficient number, since it is larger than the sum of its proper divisors (379469885).

1443712963 is a wasteful number, since it uses less digits than its factorization.

1443712963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its digits is 108864, while the sum is 40.

The square root of 1443712963 is about 37996.2230096624. The cubic root of 1443712963 is about 1130.2129660998.

The spelling of 1443712963 in words is "one billion, four hundred forty-three million, seven hundred twelve thousand, nine hundred sixty-three".