118450589 has 2 divisors, whose sum is σ = 118450590. Its totient is φ = 118450588.

The previous prime is 118450567. The next prime is 118450613. The reversal of 118450589 is 985054811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73788100 + 44662489 = 8590^2 + 6683^2 .

It is a cyclic number.

It is not a de Polignac number, because 118450589 - 2⁸ = 118450333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118453589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59225294 + 59225295.

It is an arithmetic number, because the mean of its divisors is an integer number (59225295).

Almost surely, 2^118450589 is an apocalyptic number.

It is an amenable number.

118450589 is a deficient number, since it is larger than the sum of its proper divisors (1).

118450589 is an equidigital number, since it uses as much as digits as its factorization.

118450589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 41.

The square root of 118450589 is about 10883.5007695135. The cubic root of 118450589 is about 491.1103364515.

The spelling of 118450589 in words is "one hundred eighteen million, four hundred fifty thousand, five hundred eighty-nine".