1432947439139 has 4 divisors (see below), whose sum is σ = 1436450978520. Its totient is φ = 1429443899760.

The previous prime is 1432947439037. The next prime is 1432947439153. The reversal of 1432947439139 is 9319347492341.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1432947439139 - 2²⁴ = 1432930661923 is a prime.

It is a super-2 number, since 2×1432947439139² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1432947439439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751769077 + ... + 1751769894.

It is an arithmetic number, because the mean of its divisors is an integer number (359112744630).

Almost surely, 2^{1432947439139} is an apocalyptic number.

1432947439139 is a deficient number, since it is larger than the sum of its proper divisors (3503539381).

1432947439139 is an equidigital number, since it uses as much as digits as its factorization.

1432947439139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503539380.

The product of its digits is 17635968, while the sum is 59.

The spelling of 1432947439139 in words is "one trillion, four hundred thirty-two billion, nine hundred forty-seven million, four hundred thirty-nine thousand, one hundred thirty-nine".