1422136399 has 2 divisors, whose sum is σ = 1422136400. Its totient is φ = 1422136398.

The previous prime is 1422136381. The next prime is 1422136511. The reversal of 1422136399 is 9936312241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1422136399 - 2²⁹ = 885265487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422136379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711068199 + 711068200.

It is an arithmetic number, because the mean of its divisors is an integer number (711068200).

Almost surely, 2^1422136399 is an apocalyptic number.

1422136399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422136399 is an equidigital number, since it uses as much as digits as its factorization.

1422136399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 1422136399 is about 37711.2237801957. The cubic root of 1422136399 is about 1124.5542659549.

The spelling of 1422136399 in words is "one billion, four hundred twenty-two million, one hundred thirty-six thousand, three hundred ninety-nine".