1402312003 has 2 divisors, whose sum is σ = 1402312004. Its totient is φ = 1402312002.

The previous prime is 1402311973. The next prime is 1402312013. The reversal of 1402312003 is 3002132041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402312003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402312013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701156001 + 701156002.

It is an arithmetic number, because the mean of its divisors is an integer number (701156002).

Almost surely, 2^1402312003 is an apocalyptic number.

1402312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402312003 is an equidigital number, since it uses as much as digits as its factorization.

1402312003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1402312003 is about 37447.4565624957. The cubic root of 1402312003 is about 1119.3044158278.

Adding to 1402312003 its reverse (3002132041), we get a palindrome (4404444044).

The spelling of 1402312003 in words is "one billion, four hundred two million, three hundred twelve thousand, three".