1403310023 has 2 divisors, whose sum is σ = 1403310024. Its totient is φ = 1403310022.

The previous prime is 1403310019. The next prime is 1403310071. The reversal of 1403310023 is 3200133041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1403310023 - 2² = 1403310019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1403309983 and 1403310010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1403310823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701655011 + 701655012.

It is an arithmetic number, because the mean of its divisors is an integer number (701655012).

Almost surely, 2^1403310023 is an apocalyptic number.

1403310023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403310023 is an equidigital number, since it uses as much as digits as its factorization.

1403310023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1403310023 is about 37460.7797970090. The cubic root of 1403310023 is about 1119.5698877262.

Adding to 1403310023 its reverse (3200133041), we get a palindrome (4603443064).

The spelling of 1403310023 in words is "one billion, four hundred three million, three hundred ten thousand, twenty-three".