119472809 has 2 divisors, whose sum is σ = 119472810. Its totient is φ = 119472808.

The previous prime is 119472803. The next prime is 119472839. The reversal of 119472809 is 908274911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73273600 + 46199209 = 8560^2 + 6797^2 .

It is an emirp because it is prime and its reverse (908274911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 119472809 - 2⁸ = 119472553 is a prime.

It is not a weakly prime, because it can be changed into another prime (119472803) 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, 59736404 + 59736405.

It is an arithmetic number, because the mean of its divisors is an integer number (59736405).

Almost surely, 2^119472809 is an apocalyptic number.

It is an amenable number.

119472809 is a deficient number, since it is larger than the sum of its proper divisors (1).

119472809 is an equidigital number, since it uses as much as digits as its factorization.

119472809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 119472809 is about 10930.3617963908. The cubic root of 119472809 is about 492.5190407233.

The spelling of 119472809 in words is "one hundred nineteen million, four hundred seventy-two thousand, eight hundred nine".