4222145651 has 2 divisors, whose sum is σ = 4222145652. Its totient is φ = 4222145650.

The previous prime is 4222145647. The next prime is 4222145677. The reversal of 4222145651 is 1565412224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4222145651 - 2² = 4222145647 is a prime.

It is not a weakly prime, because it can be changed into another prime (4222145621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111072825 + 2111072826.

It is an arithmetic number, because the mean of its divisors is an integer number (2111072826).

Almost surely, 2^4222145651 is an apocalyptic number.

4222145651 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222145651 is an equidigital number, since it uses as much as digits as its factorization.

4222145651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19200, while the sum is 32.

The square root of 4222145651 is about 64978.0397595988. The cubic root of 4222145651 is about 1616.2594247177.

Adding to 4222145651 its reverse (1565412224), we get a palindrome (5787557875).

The spelling of 4222145651 in words is "four billion, two hundred twenty-two million, one hundred forty-five thousand, six hundred fifty-one".