1144274122 has 4 divisors (see below), whose sum is σ = 1716411186. Its totient is φ = 572137060.

The previous prime is 1144274119. The next prime is 1144274123. The reversal of 1144274122 is 2214724411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1023296121 + 120978001 = 31989^2 + 10999^2 .

It is not an unprimeable number, because it can be changed into a prime (1144274123) 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 as a sum of consecutive naturals, namely, 286068529 + ... + 286068532.

Almost surely, 2^1144274122 is an apocalyptic number.

1144274122 is a deficient number, since it is larger than the sum of its proper divisors (572137064).

1144274122 is an equidigital number, since it uses as much as digits as its factorization.

1144274122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572137063.

The product of its digits is 3584, while the sum is 28.

The square root of 1144274122 is about 33827.1211012702. The cubic root of 1144274122 is about 1045.9478353487.

Adding to 1144274122 its reverse (2214724411), we get a palindrome (3358998533).

The spelling of 1144274122 in words is "one billion, one hundred forty-four million, two hundred seventy-four thousand, one hundred twenty-two".