1111440133 has 2 divisors, whose sum is σ = 1111440134. Its totient is φ = 1111440132.

The previous prime is 1111440107. The next prime is 1111440139. The reversal of 1111440133 is 3310441111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 919423684 + 192016449 = 30322^2 + 13857^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111440133 - 2²⁵ = 1077885701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111440133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111440139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555720066 + 555720067.

It is an arithmetic number, because the mean of its divisors is an integer number (555720067).

Almost surely, 2^1111440133 is an apocalyptic number.

It is an amenable number.

1111440133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111440133 is an equidigital number, since it uses as much as digits as its factorization.

1111440133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1111440133 is about 33338.2682963588. The cubic root of 1111440133 is about 1035.8463933125.

Adding to 1111440133 its reverse (3310441111), we get a palindrome (4421881244).

The spelling of 1111440133 in words is "one billion, one hundred eleven million, four hundred forty thousand, one hundred thirty-three".