1422646045 has 4 divisors (see below), whose sum is σ = 1707175260. Its totient is φ = 1138116832.

The previous prime is 1422646021. The next prime is 1422646051. The reversal of 1422646045 is 5406462241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5406462241 = 593 ⋅9117137.

It can be written as a sum of positive squares in 2 ways, for example, as 180929401 + 1241716644 = 13451^2 + 35238^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422646045 - 2⁹ = 1422645533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1422646045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142264600 + ... + 142264609.

It is an arithmetic number, because the mean of its divisors is an integer number (426793815).

Almost surely, 2^1422646045 is an apocalyptic number.

It is an amenable number.

1422646045 is a deficient number, since it is larger than the sum of its proper divisors (284529215).

1422646045 is an equidigital number, since it uses as much as digits as its factorization.

1422646045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284529214.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 1422646045 is about 37717.9803939713. The cubic root of 1422646045 is about 1124.6885840917.

The spelling of 1422646045 in words is "one billion, four hundred twenty-two million, six hundred forty-six thousand, forty-five".