1002353939 has 4 divisors (see below), whose sum is σ = 1029444624. Its totient is φ = 975263256.

The previous prime is 1002353929. The next prime is 1002353959. The reversal of 1002353939 is 9393532001.

It is a happy number.

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 1002353939 - 2⁴ = 1002353923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002353899 and 1002353908.

It is not an unprimeable number, because it can be changed into a prime (1002353929) 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, 13545287 + ... + 13545360.

It is an arithmetic number, because the mean of its divisors is an integer number (257361156).

Almost surely, 2^1002353939 is an apocalyptic number.

1002353939 is a deficient number, since it is larger than the sum of its proper divisors (27090685).

1002353939 is an equidigital number, since it uses as much as digits as its factorization.

1002353939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27090684.

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 1002353939 is about 31659.9737681509. The cubic root of 1002353939 is about 1000.7840314673.

The spelling of 1002353939 in words is "one billion, two million, three hundred fifty-three thousand, nine hundred thirty-nine".