1463991339 has 8 divisors (see below), whose sum is σ = 1981122880. Its totient is φ = 961427016.

The previous prime is 1463991313. The next prime is 1463991379. The reversal of 1463991339 is 9331993641.

1463991339 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1463991339 - 2⁸ = 1463991083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1463991379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3641569 + ... + 3641970.

It is an arithmetic number, because the mean of its divisors is an integer number (247640360).

Almost surely, 2^1463991339 is an apocalyptic number.

1463991339 is a deficient number, since it is larger than the sum of its proper divisors (517131541).

1463991339 is an equidigital number, since it uses as much as digits as its factorization.

1463991339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7283609.

The product of its digits is 472392, while the sum is 48.

The square root of 1463991339 is about 38262.1397598200. The cubic root of 1463991339 is about 1135.4800349998.

The spelling of 1463991339 in words is "one billion, four hundred sixty-three million, nine hundred ninety-one thousand, three hundred thirty-nine".