1423326663 has 12 divisors (see below), whose sum is σ = 2242817928. Its totient is φ = 862622160.

The previous prime is 1423326631. The next prime is 1423326691. The reversal of 1423326663 is 3666233241.

It is not a de Polignac number, because 1423326663 - 2⁵ = 1423326631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423326763) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7188420 + ... + 7188617.

It is an arithmetic number, because the mean of its divisors is an integer number (186901494).

Almost surely, 2^1423326663 is an apocalyptic number.

1423326663 is a deficient number, since it is larger than the sum of its proper divisors (819491265).

1423326663 is a wasteful number, since it uses less digits than its factorization.

1423326663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14377054 (or 14377051 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 1423326663 is about 37727.0017759164. The cubic root of 1423326663 is about 1124.8679121957.

The spelling of 1423326663 in words is "one billion, four hundred twenty-three million, three hundred twenty-six thousand, six hundred sixty-three".