1133455213 has 16 divisors (see below), whose sum is σ = 1260365760. Its totient is φ = 1010620800.

The previous prime is 1133455187. The next prime is 1133455231. The reversal of 1133455213 is 3125543311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1133455213 - 2⁵ = 1133455181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133455273) 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 15 ways as a sum of consecutive naturals, for example, 252081 + ... + 256537.

It is an arithmetic number, because the mean of its divisors is an integer number (78772860).

Almost surely, 2^1133455213 is an apocalyptic number.

It is an amenable number.

1133455213 is a deficient number, since it is larger than the sum of its proper divisors (126910547).

1133455213 is a wasteful number, since it uses less digits than its factorization.

1133455213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4908.

The product of its digits is 5400, while the sum is 28.

The square root of 1133455213 is about 33666.8265953297. The cubic root of 1133455213 is about 1042.6409742896.

Adding to 1133455213 its reverse (3125543311), we get a palindrome (4258998524).

The spelling of 1133455213 in words is "one billion, one hundred thirty-three million, four hundred fifty-five thousand, two hundred thirteen".