1439124099 has 32 divisors (see below), whose sum is σ = 2303769600. Its totient is φ = 781283712.

The previous prime is 1439124097. The next prime is 1439124109. The reversal of 1439124099 is 9904219341.

It is not a de Polignac number, because 1439124099 - 2¹ = 1439124097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1439124099.

It is not an unprimeable number, because it can be changed into a prime (1439124097) 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, 61969 + ... + 81965.

It is an arithmetic number, because the mean of its divisors is an integer number (71992800).

Almost surely, 2^1439124099 is an apocalyptic number.

1439124099 is a deficient number, since it is larger than the sum of its proper divisors (864645501).

1439124099 is a wasteful number, since it uses less digits than its factorization.

1439124099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20179.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 1439124099 is about 37935.7891574698. The cubic root of 1439124099 is about 1129.0142286637.

The spelling of 1439124099 in words is "one billion, four hundred thirty-nine million, one hundred twenty-four thousand, ninety-nine".