1403324623 has 2 divisors, whose sum is σ = 1403324624. Its totient is φ = 1403324622.

The previous prime is 1403324579. The next prime is 1403324693. The reversal of 1403324623 is 3264233041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1403324623 - 2¹⁷ = 1403193551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1403324591 and 1403324600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1403324693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701662311 + 701662312.

It is an arithmetic number, because the mean of its divisors is an integer number (701662312).

Almost surely, 2^1403324623 is an apocalyptic number.

1403324623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403324623 is an equidigital number, since it uses as much as digits as its factorization.

1403324623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 1403324623 is about 37460.9746669784. The cubic root of 1403324623 is about 1119.5737703711.

Adding to 1403324623 its reverse (3264233041), we get a palindrome (4667557664).

The spelling of 1403324623 in words is "one billion, four hundred three million, three hundred twenty-four thousand, six hundred twenty-three".