1232023445 has 4 divisors (see below), whose sum is σ = 1478428140. Its totient is φ = 985618752.

The previous prime is 1232023423. The next prime is 1232023469. The reversal of 1232023445 is 5443202321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 862538161 + 369485284 = 29369^2 + 19222^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232023445 - 2²⁴ = 1215246229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123202340 + ... + 123202349.

It is an arithmetic number, because the mean of its divisors is an integer number (369607035).

Almost surely, 2^1232023445 is an apocalyptic number.

It is an amenable number.

1232023445 is a deficient number, since it is larger than the sum of its proper divisors (246404695).

1232023445 is an equidigital number, since it uses as much as digits as its factorization.

1232023445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246404694.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1232023445 is about 35100.1915236940. The cubic root of 1232023445 is about 1072.0284823524.

Adding to 1232023445 its reverse (5443202321), we get a palindrome (6675225766).

The spelling of 1232023445 in words is "one billion, two hundred thirty-two million, twenty-three thousand, four hundred forty-five".