118253873 has 2 divisors, whose sum is σ = 118253874. Its totient is φ = 118253872.

The previous prime is 118253867. The next prime is 118253893. The reversal of 118253873 is 378352811.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83302129 + 34951744 = 9127^2 + 5912^2 .

It is an emirp because it is prime and its reverse (378352811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118253873 - 2⁴ = 118253857 is a prime.

It is not a weakly prime, because it can be changed into another prime (118253843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59126936 + 59126937.

It is an arithmetic number, because the mean of its divisors is an integer number (59126937).

Almost surely, 2^118253873 is an apocalyptic number.

It is an amenable number.

118253873 is a deficient number, since it is larger than the sum of its proper divisors (1).

118253873 is an equidigital number, since it uses as much as digits as its factorization.

118253873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 38.

The square root of 118253873 is about 10874.4596647374. The cubic root of 118253873 is about 490.8383164409.

It can be divided in two parts, 1182 and 53873, that added together give a palindrome (55055).

The spelling of 118253873 in words is "one hundred eighteen million, two hundred fifty-three thousand, eight hundred seventy-three".