118853257 has 2 divisors, whose sum is σ = 118853258. Its totient is φ = 118853256.

The previous prime is 118853233. The next prime is 118853279. The reversal of 118853257 is 752358811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103612041 + 15241216 = 10179^2 + 3904^2 .

It is a cyclic number.

It is not a de Polignac number, because 118853257 - 2¹¹ = 118851209 is a prime.

It is not a weakly prime, because it can be changed into another prime (118853297) 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, 59426628 + 59426629.

It is an arithmetic number, because the mean of its divisors is an integer number (59426629).

Almost surely, 2^118853257 is an apocalyptic number.

It is an amenable number.

118853257 is a deficient number, since it is larger than the sum of its proper divisors (1).

118853257 is an equidigital number, since it uses as much as digits as its factorization.

118853257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 40.

The square root of 118853257 is about 10901.9840854773. The cubic root of 118853257 is about 491.6662102967. Note that the first 3 decimals are identical.

It can be divided in two parts, 1188 and 53257, that added together give a palindrome (54445).

The spelling of 118853257 in words is "one hundred eighteen million, eight hundred fifty-three thousand, two hundred fifty-seven".