1423961333 has 4 divisors (see below), whose sum is σ = 1441986240. Its totient is φ = 1405936428.

The previous prime is 1423961309. The next prime is 1423961339. The reversal of 1423961333 is 3331693241.

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 not a de Polignac number, because 1423961333 - 2¹² = 1423957237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423961293 and 1423961302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423961339) 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, 9012335 + ... + 9012492.

It is an arithmetic number, because the mean of its divisors is an integer number (360496560).

Almost surely, 2^1423961333 is an apocalyptic number.

It is an amenable number.

1423961333 is a deficient number, since it is larger than the sum of its proper divisors (18024907).

1423961333 is an equidigital number, since it uses as much as digits as its factorization.

1423961333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18024906.

The product of its digits is 34992, while the sum is 35.

The square root of 1423961333 is about 37735.4121880231. The cubic root of 1423961333 is about 1125.0350824944.

The spelling of 1423961333 in words is "one billion, four hundred twenty-three million, nine hundred sixty-one thousand, three hundred thirty-three".