1122144415 has 32 divisors (see below), whose sum is σ = 1685681280. Its totient is φ = 699224064.

The previous prime is 1122144391. The next prime is 1122144481. The reversal of 1122144415 is 5144412211.

It is not a de Polignac number, because 1122144415 - 2¹⁵ = 1122111647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1122144415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15262 + ... + 49771.

It is an arithmetic number, because the mean of its divisors is an integer number (52677540).

Almost surely, 2^1122144415 is an apocalyptic number.

1122144415 is a deficient number, since it is larger than the sum of its proper divisors (563536865).

1122144415 is a wasteful number, since it uses less digits than its factorization.

1122144415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65091.

The product of its digits is 1280, while the sum is 25.

The square root of 1122144415 is about 33498.4240674095. The cubic root of 1122144415 is about 1039.1611872340.

Adding to 1122144415 its reverse (5144412211), we get a palindrome (6266556626).

The spelling of 1122144415 in words is "one billion, one hundred twenty-two million, one hundred forty-four thousand, four hundred fifteen".