1331228183 has 2 divisors, whose sum is σ = 1331228184. Its totient is φ = 1331228182.

The previous prime is 1331228161. The next prime is 1331228207. The reversal of 1331228183 is 3818221331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1331228183 - 2¹⁰ = 1331227159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331228113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665614091 + 665614092.

It is an arithmetic number, because the mean of its divisors is an integer number (665614092).

Almost surely, 2^1331228183 is an apocalyptic number.

1331228183 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331228183 is an equidigital number, since it uses as much as digits as its factorization.

1331228183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 1331228183 is about 36485.9998218495. Note that the first 3 decimals coincide. The cubic root of 1331228183 is about 1100.0628567387.

The spelling of 1331228183 in words is "one billion, three hundred thirty-one million, two hundred twenty-eight thousand, one hundred eighty-three".