1100242133 has 2 divisors, whose sum is σ = 1100242134. Its totient is φ = 1100242132.

The previous prime is 1100242123. The next prime is 1100242141. The reversal of 1100242133 is 3312420011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096470769 + 3771364 = 33113^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100242133 - 2¹² = 1100238037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100242123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550121066 + 550121067.

It is an arithmetic number, because the mean of its divisors is an integer number (550121067).

Almost surely, 2^1100242133 is an apocalyptic number.

It is an amenable number.

1100242133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100242133 is an equidigital number, since it uses as much as digits as its factorization.

1100242133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1100242133 is about 33169.8979950195. The cubic root of 1100242133 is about 1032.3558520454.

Adding to 1100242133 its reverse (3312420011), we get a palindrome (4412662144).

It can be divided in two parts, 11002 and 42133, that added together give a palindrome (53135).

The spelling of 1100242133 in words is "one billion, one hundred million, two hundred forty-two thousand, one hundred thirty-three".