118800427 has 2 divisors, whose sum is σ = 118800428. Its totient is φ = 118800426.

The previous prime is 118800421. The next prime is 118800449. The reversal of 118800427 is 724008811.

It is a weak prime.

It is an emirp because it is prime and its reverse (724008811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118800427 - 2¹⁹ = 118276139 is a prime.

It is a super-2 number, since 2×118800427² = 28227082910764658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118800421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59400213 + 59400214.

It is an arithmetic number, because the mean of its divisors is an integer number (59400214).

Almost surely, 2^118800427 is an apocalyptic number.

118800427 is a deficient number, since it is larger than the sum of its proper divisors (1).

118800427 is an equidigital number, since it uses as much as digits as its factorization.

118800427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 118800427 is about 10899.5608627137. The cubic root of 118800427 is about 491.5933513331.

The spelling of 118800427 in words is "one hundred eighteen million, eight hundred thousand, four hundred twenty-seven".