403012223 has 2 divisors, whose sum is σ = 403012224. Its totient is φ = 403012222.

The previous prime is 403012219. The next prime is 403012229. The reversal of 403012223 is 322210304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403012223 - 2² = 403012219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403012229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201506111 + 201506112.

It is an arithmetic number, because the mean of its divisors is an integer number (201506112).

Almost surely, 2^403012223 is an apocalyptic number.

403012223 is a deficient number, since it is larger than the sum of its proper divisors (1).

403012223 is an equidigital number, since it uses as much as digits as its factorization.

403012223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 403012223 is about 20075.1643330758. The cubic root of 403012223 is about 738.6511971490.

Adding to 403012223 its reverse (322210304), we get a palindrome (725222527).

It can be divided in two parts, 40301 and 2223, that added together give a palindrome (42524).

The spelling of 403012223 in words is "four hundred three million, twelve thousand, two hundred twenty-three".