1422112005 has 64 divisors (see below), whose sum is σ = 2628288000. Its totient is φ = 728695296.

The previous prime is 1422112001. The next prime is 1422112031. The reversal of 1422112005 is 5002112241.

It is not a de Polignac number, because 1422112005 - 2² = 1422112001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422112001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 911416 + ... + 912974.

It is an arithmetic number, because the mean of its divisors is an integer number (41067000).

Almost surely, 2^1422112005 is an apocalyptic number.

1422112005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422112005 is a deficient number, since it is larger than the sum of its proper divisors (1206175995).

1422112005 is a wasteful number, since it uses less digits than its factorization.

1422112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1422112005 is about 37710.9003472471. The cubic root of 1422112005 is about 1124.5478360668.

Adding to 1422112005 its reverse (5002112241), we get a palindrome (6424224246).

The spelling of 1422112005 in words is "one billion, four hundred twenty-two million, one hundred twelve thousand, five".