1422136605 has 16 divisors (see below), whose sum is σ = 2395177920. Its totient is φ = 718553088.

The previous prime is 1422136601. The next prime is 1422136627. The reversal of 1422136605 is 5066312241.

It is not a de Polignac number, because 1422136605 - 2² = 1422136601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422136601) 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 in 15 ways as a sum of consecutive naturals, for example, 2494692 + ... + 2495261.

It is an arithmetic number, because the mean of its divisors is an integer number (149698620).

Almost surely, 2^1422136605 is an apocalyptic number.

1422136605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422136605 is a deficient number, since it is larger than the sum of its proper divisors (973041315).

1422136605 is a wasteful number, since it uses less digits than its factorization.

1422136605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989980.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1422136605 is about 37711.2265114780. The cubic root of 1422136605 is about 1124.5543202531.

Adding to 1422136605 its reverse (5066312241), we get a palindrome (6488448846).

The spelling of 1422136605 in words is "one billion, four hundred twenty-two million, one hundred thirty-six thousand, six hundred five".