1423357663 has 16 divisors (see below), whose sum is σ = 1792569856. Its totient is φ = 1099980000.

The previous prime is 1423357633. The next prime is 1423357709. The reversal of 1423357663 is 3667533241.

It is not a de Polignac number, because 1423357663 - 2⁹ = 1423357151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423357603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177963 + ... + 185788.

It is an arithmetic number, because the mean of its divisors is an integer number (112035616).

Almost surely, 2^1423357663 is an apocalyptic number.

1423357663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1423357663 is a deficient number, since it is larger than the sum of its proper divisors (369212193).

1423357663 is a wasteful number, since it uses less digits than its factorization.

1423357663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363814.

The product of its digits is 272160, while the sum is 40.

The square root of 1423357663 is about 37727.4126200035. The cubic root of 1423357663 is about 1124.8760786630.

The spelling of 1423357663 in words is "one billion, four hundred twenty-three million, three hundred fifty-seven thousand, six hundred sixty-three".