1002342403 has 4 divisors (see below), whose sum is σ = 1003369320. Its totient is φ = 1001315488.

The previous prime is 1002342371. The next prime is 1002342443. The reversal of 1002342403 is 3042432001.

1002342403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1002342403 - 2⁵ = 1002342371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002342443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511993 + ... + 513946.

It is an arithmetic number, because the mean of its divisors is an integer number (250842330).

Almost surely, 2^1002342403 is an apocalyptic number.

1002342403 is a deficient number, since it is larger than the sum of its proper divisors (1026917).

1002342403 is an equidigital number, since it uses as much as digits as its factorization.

1002342403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026916.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1002342403 is about 31659.7915817524. The cubic root of 1002342403 is about 1000.7801921419.

Adding to 1002342403 its reverse (3042432001), we get a palindrome (4044774404).

The spelling of 1002342403 in words is "one billion, two million, three hundred forty-two thousand, four hundred three".