1422124643 has 2 divisors, whose sum is σ = 1422124644. Its totient is φ = 1422124642.

The previous prime is 1422124631. The next prime is 1422124651. The reversal of 1422124643 is 3464212241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422124643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1422124343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711062321 + 711062322.

It is an arithmetic number, because the mean of its divisors is an integer number (711062322).

Almost surely, 2^1422124643 is an apocalyptic number.

1422124643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422124643 is an equidigital number, since it uses as much as digits as its factorization.

1422124643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 29.

The square root of 1422124643 is about 37711.0679111584. The cubic root of 1422124643 is about 1124.5511672609.

Adding to 1422124643 its reverse (3464212241), we get a palindrome (4886336884).

The spelling of 1422124643 in words is "one billion, four hundred twenty-two million, one hundred twenty-four thousand, six hundred forty-three".