1422353447 has 2 divisors, whose sum is σ = 1422353448. Its totient is φ = 1422353446.

The previous prime is 1422353431. The next prime is 1422353477. The reversal of 1422353447 is 7443532241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1422353447 - 2⁴ = 1422353431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422353477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711176723 + 711176724.

It is an arithmetic number, because the mean of its divisors is an integer number (711176724).

Almost surely, 2^1422353447 is an apocalyptic number.

1422353447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422353447 is an equidigital number, since it uses as much as digits as its factorization.

1422353447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 35.

The square root of 1422353447 is about 37714.1014343442. The cubic root of 1422353447 is about 1124.6114732753.

Adding to 1422353447 its reverse (7443532241), we get a palindrome (8865885688).

The spelling of 1422353447 in words is "one billion, four hundred twenty-two million, three hundred fifty-three thousand, four hundred forty-seven".