118227133 has 2 divisors, whose sum is σ = 118227134. Its totient is φ = 118227132.

The previous prime is 118227127. The next prime is 118227157. The reversal of 118227133 is 331722811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86620249 + 31606884 = 9307^2 + 5622^2 .

It is a cyclic number.

It is not a de Polignac number, because 118227133 - 2¹³ = 118218941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118227103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59113566 + 59113567.

It is an arithmetic number, because the mean of its divisors is an integer number (59113567).

Almost surely, 2^118227133 is an apocalyptic number.

It is an amenable number.

118227133 is a deficient number, since it is larger than the sum of its proper divisors (1).

118227133 is an equidigital number, since it uses as much as digits as its factorization.

118227133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 28.

The square root of 118227133 is about 10873.2301088499. The cubic root of 118227133 is about 490.8013169311.

Adding to 118227133 its reverse (331722811), we get a palindrome (449949944).

The spelling of 118227133 in words is "one hundred eighteen million, two hundred twenty-seven thousand, one hundred thirty-three".