118149347 has 2 divisors, whose sum is σ = 118149348. Its totient is φ = 118149346.

The previous prime is 118149323. The next prime is 118149377. The reversal of 118149347 is 743941811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118149347 - 2²² = 113955043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118149347.

It is not a weakly prime, because it can be changed into another prime (118149377) 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, 59074673 + 59074674.

It is an arithmetic number, because the mean of its divisors is an integer number (59074674).

Almost surely, 2^118149347 is an apocalyptic number.

118149347 is a deficient number, since it is larger than the sum of its proper divisors (1).

118149347 is an equidigital number, since it uses as much as digits as its factorization.

118149347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The square root of 118149347 is about 10869.6525703446. The cubic root of 118149347 is about 490.6936545412.

The spelling of 118149347 in words is "one hundred eighteen million, one hundred forty-nine thousand, three hundred forty-seven".