1423321033 has 4 divisors (see below), whose sum is σ = 1430473600. Its totient is φ = 1416168468.

The previous prime is 1423321007. The next prime is 1423321057. The reversal of 1423321033 is 3301233241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423321033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423320995 and 1423321013.

It is not an unprimeable number, because it can be changed into a prime (1423391033) 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, 3575985 + ... + 3576382.

It is an arithmetic number, because the mean of its divisors is an integer number (357618400).

Almost surely, 2^1423321033 is an apocalyptic number.

It is an amenable number.

1423321033 is a deficient number, since it is larger than the sum of its proper divisors (7152567).

1423321033 is an equidigital number, since it uses as much as digits as its factorization.

1423321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7152566.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1423321033 is about 37726.9271608489. The cubic root of 1423321033 is about 1124.8664290471.

Adding to 1423321033 its reverse (3301233241), we get a palindrome (4724554274).

The spelling of 1423321033 in words is "one billion, four hundred twenty-three million, three hundred twenty-one thousand, thirty-three".