1452223823 has 2 divisors, whose sum is σ = 1452223824. Its totient is φ = 1452223822.

The previous prime is 1452223811. The next prime is 1452223831. The reversal of 1452223823 is 3283222541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452223823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1452223823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1452223723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726111911 + 726111912.

It is an arithmetic number, because the mean of its divisors is an integer number (726111912).

Almost surely, 2^1452223823 is an apocalyptic number.

1452223823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452223823 is an equidigital number, since it uses as much as digits as its factorization.

1452223823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 32.

The square root of 1452223823 is about 38108.0545685555. The cubic root of 1452223823 is about 1132.4295295374.

The spelling of 1452223823 in words is "one billion, four hundred fifty-two million, two hundred twenty-three thousand, eight hundred twenty-three".