118449811 has 2 divisors, whose sum is σ = 118449812. Its totient is φ = 118449810.

The previous prime is 118449787. The next prime is 118449827. The reversal of 118449811 is 118944811.

It is a strong prime.

It is an emirp because it is prime and its reverse (118944811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118449811 - 2¹⁹ = 117925523 is a prime.

It is not a weakly prime, because it can be changed into another prime (118449841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59224905 + 59224906.

It is an arithmetic number, because the mean of its divisors is an integer number (59224906).

Almost surely, 2^118449811 is an apocalyptic number.

118449811 is a deficient number, since it is larger than the sum of its proper divisors (1).

118449811 is an equidigital number, since it uses as much as digits as its factorization.

118449811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 37.

The square root of 118449811 is about 10883.4650272788. The cubic root of 118449811 is about 491.1092612220.

The spelling of 118449811 in words is "one hundred eighteen million, four hundred forty-nine thousand, eight hundred eleven".