1423312201 has 4 divisors (see below), whose sum is σ = 1423460304. Its totient is φ = 1423164100.

The previous prime is 1423312193. The next prime is 1423312213. The reversal of 1423312201 is 1022133241.

It is a happy number.

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 1423312201 - 2³ = 1423312193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423312271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58555 + ... + 79216.

It is an arithmetic number, because the mean of its divisors is an integer number (355865076).

Almost surely, 2^1423312201 is an apocalyptic number.

It is an amenable number.

1423312201 is a deficient number, since it is larger than the sum of its proper divisors (148103).

1423312201 is a wasteful number, since it uses less digits than its factorization.

1423312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148102.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1423312201 is about 37726.8101089928. The cubic root of 1423312201 is about 1124.8641023664.

Adding to 1423312201 its reverse (1022133241), we get a palindrome (2445445442).

The spelling of 1423312201 in words is "one billion, four hundred twenty-three million, three hundred twelve thousand, two hundred one".