1432129439 has 4 divisors (see below), whose sum is σ = 1542293256. Its totient is φ = 1321965624.

The previous prime is 1432129429. The next prime is 1432129493. The reversal of 1432129439 is 9349212341.

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 1432129439 - 2⁸ = 1432129183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1432129429) 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, 55081889 + ... + 55081914.

It is an arithmetic number, because the mean of its divisors is an integer number (385573314).

Almost surely, 2^1432129439 is an apocalyptic number.

1432129439 is a deficient number, since it is larger than the sum of its proper divisors (110163817).

1432129439 is a wasteful number, since it uses less digits than its factorization.

1432129439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110163816.

The product of its digits is 46656, while the sum is 38.

The square root of 1432129439 is about 37843.4860841334. The cubic root of 1432129439 is about 1127.1821189961.

The spelling of 1432129439 in words is "one billion, four hundred thirty-two million, one hundred twenty-nine thousand, four hundred thirty-nine".