1423323693 has 24 divisors (see below), whose sum is σ = 2294978400. Its totient is φ = 842556960.

The previous prime is 1423323647. The next prime is 1423323703. The reversal of 1423323693 is 3963233241.

It is not a de Polignac number, because 1423323693 - 2¹⁰ = 1423322669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423323593) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162918 + ... + 171431.

It is an arithmetic number, because the mean of its divisors is an integer number (95624100).

Almost surely, 2^1423323693 is an apocalyptic number.

It is an amenable number.

1423323693 is a deficient number, since it is larger than the sum of its proper divisors (871654707).

1423323693 is a wasteful number, since it uses less digits than its factorization.

1423323693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334409 (or 334406 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

The square root of 1423323693 is about 37726.9624141674. The cubic root of 1423323693 is about 1124.8671297892.

The spelling of 1423323693 in words is "one billion, four hundred twenty-three million, three hundred twenty-three thousand, six hundred ninety-three".