118284629 has 2 divisors, whose sum is σ = 118284630. Its totient is φ = 118284628.

The previous prime is 118284619. The next prime is 118284643. The reversal of 118284629 is 926482811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118222129 + 62500 = 10873^2 + 250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118284629 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118284619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59142314 + 59142315.

It is an arithmetic number, because the mean of its divisors is an integer number (59142315).

Almost surely, 2^118284629 is an apocalyptic number.

It is an amenable number.

118284629 is a deficient number, since it is larger than the sum of its proper divisors (1).

118284629 is an equidigital number, since it uses as much as digits as its factorization.

118284629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 41.

The square root of 118284629 is about 10875.8737120288. The cubic root of 118284629 is about 490.8808658992.

The spelling of 118284629 in words is "one hundred eighteen million, two hundred eighty-four thousand, six hundred twenty-nine".