1422125611 has 4 divisors (see below), whose sum is σ = 1430850472. Its totient is φ = 1413400752.

The previous prime is 1422125609. The next prime is 1422125659. The reversal of 1422125611 is 1165212241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1165212241 = 223 ⋅5225167.

It is a cyclic number.

It is not a de Polignac number, because 1422125611 - 2¹ = 1422125609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422125681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4362186 + ... + 4362511.

It is an arithmetic number, because the mean of its divisors is an integer number (357712618).

Almost surely, 2^1422125611 is an apocalyptic number.

1422125611 is a deficient number, since it is larger than the sum of its proper divisors (8724861).

1422125611 is an equidigital number, since it uses as much as digits as its factorization.

1422125611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8724860.

The product of its digits is 960, while the sum is 25.

The square root of 1422125611 is about 37711.0807455846. The cubic root of 1422125611 is about 1124.5514224109.

Adding to 1422125611 its reverse (1165212241), we get a palindrome (2587337852).

The spelling of 1422125611 in words is "one billion, four hundred twenty-two million, one hundred twenty-five thousand, six hundred eleven".