118620133 has 2 divisors, whose sum is σ = 118620134. Its totient is φ = 118620132.

The previous prime is 118620091. The next prime is 118620143. The reversal of 118620133 is 331026811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79156609 + 39463524 = 8897^2 + 6282^2 .

It is a cyclic number.

It is not a de Polignac number, because 118620133 - 2⁹ = 118619621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118620098 and 118620107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118620143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59310066 + 59310067.

It is an arithmetic number, because the mean of its divisors is an integer number (59310067).

Almost surely, 2^118620133 is an apocalyptic number.

It is an amenable number.

118620133 is a deficient number, since it is larger than the sum of its proper divisors (1).

118620133 is an equidigital number, since it uses as much as digits as its factorization.

118620133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 118620133 is about 10891.2870222027. The cubic root of 118620133 is about 491.3445413245.

Adding to 118620133 its reverse (331026811), we get a palindrome (449646944).

The spelling of 118620133 in words is "one hundred eighteen million, six hundred twenty thousand, one hundred thirty-three".