118489141 has 2 divisors, whose sum is σ = 118489142. Its totient is φ = 118489140.

The previous prime is 118489117. The next prime is 118489159. The reversal of 118489141 is 141984811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111386916 + 7102225 = 10554^2 + 2665^2 .

It is a cyclic number.

It is not a de Polignac number, because 118489141 - 2⁷ = 118489013 is a prime.

It is equal to p_6760558 and since 118489141 and 6760558 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118489141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118489181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59244570 + 59244571.

It is an arithmetic number, because the mean of its divisors is an integer number (59244571).

Almost surely, 2^118489141 is an apocalyptic number.

It is an amenable number.

118489141 is a deficient number, since it is larger than the sum of its proper divisors (1).

118489141 is an equidigital number, since it uses as much as digits as its factorization.

118489141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 37.

The square root of 118489141 is about 10885.2717467227. The cubic root of 118489141 is about 491.1636110761.

The spelling of 118489141 in words is "one hundred eighteen million, four hundred eighty-nine thousand, one hundred forty-one".