1002123339 has 16 divisors (see below), whose sum is σ = 1528096512. Its totient is φ = 572247648.

The previous prime is 1002123277. The next prime is 1002123349. The reversal of 1002123339 is 9333212001.

It is not a de Polignac number, because 1002123339 - 2¹¹ = 1002121291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002123349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16317 + ... + 47649.

It is an arithmetic number, because the mean of its divisors is an integer number (95506032).

Almost surely, 2^1002123339 is an apocalyptic number.

1002123339 is a deficient number, since it is larger than the sum of its proper divisors (525973173).

1002123339 is a wasteful number, since it uses less digits than its factorization.

1002123339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32866.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 1002123339 is about 31656.3317363209. The cubic root of 1002123339 is about 1000.7072793047.

The spelling of 1002123339 in words is "one billion, two million, one hundred twenty-three thousand, three hundred thirty-nine".