1144541226 has 48 divisors (see below), whose sum is σ = 2405682720. Its totient is φ = 362984160.

The previous prime is 1144541221. The next prime is 1144541257. The reversal of 1144541226 is 6221454411.

It is a junction number, because it is equal to n+sod(n) for n = 1144541193 and 1144541202.

It is not an unprimeable number, because it can be changed into a prime (1144541221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 668860 + ... + 670568.

It is an arithmetic number, because the mean of its divisors is an integer number (50118390).

Almost surely, 2^1144541226 is an apocalyptic number.

1144541226 is an abundant number, since it is smaller than the sum of its proper divisors (1261141494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144541226 is a wasteful number, since it uses less digits than its factorization.

1144541226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971 (or 1948 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 1144541226 is about 33831.0689455713. The cubic root of 1144541226 is about 1046.0292130274.

Adding to 1144541226 its reverse (6221454411), we get a palindrome (7365995637).

The spelling of 1144541226 in words is "one billion, one hundred forty-four million, five hundred forty-one thousand, two hundred twenty-six".