1423288567 has 4 divisors (see below), whose sum is σ = 1423365016. Its totient is φ = 1423212120.

The previous prime is 1423288561. The next prime is 1423288577. The reversal of 1423288567 is 7658823241.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1423288567 - 2⁷ = 1423288439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423288561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9892 + ... + 54262.

It is an arithmetic number, because the mean of its divisors is an integer number (355841254).

Almost surely, 2^1423288567 is an apocalyptic number.

1423288567 is a deficient number, since it is larger than the sum of its proper divisors (76449).

1423288567 is an equidigital number, since it uses as much as digits as its factorization.

1423288567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76448.

The product of its digits is 645120, while the sum is 46.

The square root of 1423288567 is about 37726.4968821649. The cubic root of 1423288567 is about 1124.8578762352.

The spelling of 1423288567 in words is "one billion, four hundred twenty-three million, two hundred eighty-eight thousand, five hundred sixty-seven".