1422353477 has 2 divisors, whose sum is σ = 1422353478. Its totient is φ = 1422353476.

The previous prime is 1422353447. The next prime is 1422353479. The reversal of 1422353477 is 7743532241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739785601 + 682567876 = 27199^2 + 26126^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422353477 - 2²⁰ = 1421304901 is a prime.

Together with 1422353479, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1422353477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422353479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711176738 + 711176739.

It is an arithmetic number, because the mean of its divisors is an integer number (711176739).

Almost surely, 2^1422353477 is an apocalyptic number.

It is an amenable number.

1422353477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422353477 is an equidigital number, since it uses as much as digits as its factorization.

1422353477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 38.

The square root of 1422353477 is about 37714.1018320734. The cubic root of 1422353477 is about 1124.6114811820.

The spelling of 1422353477 in words is "one billion, four hundred twenty-two million, three hundred fifty-three thousand, four hundred seventy-seven".