1422451201 has 4 divisors (see below), whose sum is σ = 1426550832. Its totient is φ = 1418351572.

The previous prime is 1422451187. The next prime is 1422451211. The reversal of 1422451201 is 1021542241.

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-1422451201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422451211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049295 + ... + 2049988.

It is an arithmetic number, because the mean of its divisors is an integer number (356637708).

Almost surely, 2^1422451201 is an apocalyptic number.

It is an amenable number.

1422451201 is a deficient number, since it is larger than the sum of its proper divisors (4099631).

1422451201 is an equidigital number, since it uses as much as digits as its factorization.

1422451201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099630.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1422451201 is about 37715.3973994707. The cubic root of 1422451201 is about 1124.6372363869.

Adding to 1422451201 its reverse (1021542241), we get a palindrome (2443993442).

The spelling of 1422451201 in words is "one billion, four hundred twenty-two million, four hundred fifty-one thousand, two hundred one".