1422012443 has 2 divisors, whose sum is σ = 1422012444. Its totient is φ = 1422012442.

The previous prime is 1422012437. The next prime is 1422012511. The reversal of 1422012443 is 3442102241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1422012443 - 2²⁸ = 1153576987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1422012433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711006221 + 711006222.

It is an arithmetic number, because the mean of its divisors is an integer number (711006222).

Almost surely, 2^1422012443 is an apocalyptic number.

1422012443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422012443 is an equidigital number, since it uses as much as digits as its factorization.

1422012443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1422012443 is about 37709.5802548901. The cubic root of 1422012443 is about 1124.5215922726.

Adding to 1422012443 its reverse (3442102241), we get a palindrome (4864114684).

The spelling of 1422012443 in words is "one billion, four hundred twenty-two million, twelve thousand, four hundred forty-three".