1126221441 has 8 divisors (see below), whose sum is σ = 1527080160. Its totient is φ = 738088512.

The previous prime is 1126221431. The next prime is 1126221461. The reversal of 1126221441 is 1441226211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1126221441 - 2¹⁴ = 1126205057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1126221431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3181240 + ... + 3181593.

It is an arithmetic number, because the mean of its divisors is an integer number (190885020).

Almost surely, 2^1126221441 is an apocalyptic number.

It is an amenable number.

1126221441 is a deficient number, since it is larger than the sum of its proper divisors (400858719).

1126221441 is an equidigital number, since it uses as much as digits as its factorization.

1126221441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6362895.

The product of its digits is 768, while the sum is 24.

The square root of 1126221441 is about 33559.2228902876. Note that the first 3 decimals coincide. The cubic root of 1126221441 is about 1040.4181753361.

Adding to 1126221441 its reverse (1441226211), we get a palindrome (2567447652).

The spelling of 1126221441 in words is "one billion, one hundred twenty-six million, two hundred twenty-one thousand, four hundred forty-one".