118852309 has 2 divisors, whose sum is σ = 118852310. Its totient is φ = 118852308.

The previous prime is 118852259. The next prime is 118852313. The reversal of 118852309 is 903258811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79602084 + 39250225 = 8922^2 + 6265^2 .

It is a cyclic number.

It is not a de Polignac number, because 118852309 - 2¹¹ = 118850261 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118852369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59426154 + 59426155.

It is an arithmetic number, because the mean of its divisors is an integer number (59426155).

Almost surely, 2^118852309 is an apocalyptic number.

It is an amenable number.

118852309 is a deficient number, since it is larger than the sum of its proper divisors (1).

118852309 is an equidigital number, since it uses as much as digits as its factorization.

118852309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 118852309 is about 10901.9406070662. The cubic root of 118852309 is about 491.6649030803.

The spelling of 118852309 in words is "one hundred eighteen million, eight hundred fifty-two thousand, three hundred nine".