1422322143 has 32 divisors (see below), whose sum is σ = 2144440320. Its totient is φ = 830943360.

The previous prime is 1422322141. The next prime is 1422322157. The reversal of 1422322143 is 3412232241.

It is a happy number.

It is not a de Polignac number, because 1422322143 - 2¹ = 1422322141 is a prime.

It is a super-2 number, since 2×1422322143² = 4046000556936224898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422322141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127746 + ... + 138432.

It is an arithmetic number, because the mean of its divisors is an integer number (67013760).

Almost surely, 2^1422322143 is an apocalyptic number.

1422322143 is a deficient number, since it is larger than the sum of its proper divisors (722118177).

1422322143 is a wasteful number, since it uses less digits than its factorization.

1422322143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10847.

The product of its digits is 2304, while the sum is 24.

The square root of 1422322143 is about 37713.6864148813. The cubic root of 1422322143 is about 1124.6032228422.

Adding to 1422322143 its reverse (3412232241), we get a palindrome (4834554384).

The spelling of 1422322143 in words is "one billion, four hundred twenty-two million, three hundred twenty-two thousand, one hundred forty-three".