983211233 has 2 divisors, whose sum is σ = 983211234. Its totient is φ = 983211232.

The previous prime is 983211191. The next prime is 983211293. The reversal of 983211233 is 332112389.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 884646049 + 98565184 = 29743^2 + 9928^2 .

It is a cyclic number.

It is not a de Polignac number, because 983211233 - 2¹⁸ = 982949089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 983211233.

It is not a weakly prime, because it can be changed into another prime (983211293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491605616 + 491605617.

It is an arithmetic number, because the mean of its divisors is an integer number (491605617).

Almost surely, 2^983211233 is an apocalyptic number.

It is an amenable number.

983211233 is a deficient number, since it is larger than the sum of its proper divisors (1).

983211233 is an equidigital number, since it uses as much as digits as its factorization.

983211233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 983211233 is about 31356.1992754224. The cubic root of 983211233 is about 994.3721308390.

The spelling of 983211233 in words is "nine hundred eighty-three million, two hundred eleven thousand, two hundred thirty-three".