1133752213 has 24 divisors (see below), whose sum is σ = 1284936408. Its totient is φ = 998976000.

The previous prime is 1133752183. The next prime is 1133752229. The reversal of 1133752213 is 3122573311.

It can be written as a sum of positive squares in 4 ways, for example, as 367182244 + 766569969 = 19162^2 + 27687^2 .

It is not a de Polignac number, because 1133752213 - 2²¹ = 1131655061 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 (1133762213) 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 23 ways as a sum of consecutive naturals, for example, 857593 + ... + 858913.

It is an arithmetic number, because the mean of its divisors is an integer number (53539017).

Almost surely, 2^1133752213 is an apocalyptic number.

It is an amenable number.

1133752213 is a deficient number, since it is larger than the sum of its proper divisors (151184195).

1133752213 is a wasteful number, since it uses less digits than its factorization.

1133752213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1546 counting only the distinct ones).

The product of its digits is 3780, while the sum is 28.

The square root of 1133752213 is about 33671.2371765577. The cubic root of 1133752213 is about 1042.7320342987.

The spelling of 1133752213 in words is "one billion, one hundred thirty-three million, seven hundred fifty-two thousand, two hundred thirteen".