1000402339 has 2 divisors, whose sum is σ = 1000402340. Its totient is φ = 1000402338.

The previous prime is 1000402297. The next prime is 1000402367. The reversal of 1000402339 is 9332040001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000402339 - 2⁹ = 1000401827 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000405339) 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 as a sum of consecutive naturals, namely, 500201169 + 500201170.

It is an arithmetic number, because the mean of its divisors is an integer number (500201170).

Almost surely, 2^1000402339 is an apocalyptic number.

1000402339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000402339 is an equidigital number, since it uses as much as digits as its factorization.

1000402339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1000402339 is about 31629.1375000963. The cubic root of 1000402339 is about 1000.1340950177.

The spelling of 1000402339 in words is "one billion, four hundred two thousand, three hundred thirty-nine".