1133420211 has 48 divisors (see below), whose sum is σ = 2079717120. Its totient is φ = 577661760.

The previous prime is 1133420201. The next prime is 1133420237. The reversal of 1133420211 is 1120243311.

1133420211 is a `hidden beast` number, since 1 + 1 + 33 + 420 + 211 = 666.

It is not a de Polignac number, because 1133420211 - 2¹³ = 1133412019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1133420201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21300 + ... + 52158.

It is an arithmetic number, because the mean of its divisors is an integer number (43327440).

Almost surely, 2^1133420211 is an apocalyptic number.

1133420211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133420211 is a deficient number, since it is larger than the sum of its proper divisors (946296909).

1133420211 is a wasteful number, since it uses less digits than its factorization.

1133420211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30936 (or 30933 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1133420211 is about 33666.3067621027. The cubic root of 1133420211 is about 1042.6302416511.

Adding to 1133420211 its reverse (1120243311), we get a palindrome (2253663522).

Subtracting from 1133420211 its reverse (1120243311), we obtain a square (13176900 = 3630²).

The spelling of 1133420211 in words is "one billion, one hundred thirty-three million, four hundred twenty thousand, two hundred eleven".