148559947 has 2 divisors, whose sum is σ = 148559948. Its totient is φ = 148559946.

The previous prime is 148559927. The next prime is 148559959. The reversal of 148559947 is 749955841.

148559947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148559947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148559894 and 148559903.

It is not a weakly prime, because it can be changed into another prime (148559927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74279973 + 74279974.

It is an arithmetic number, because the mean of its divisors is an integer number (74279974).

Almost surely, 2^148559947 is an apocalyptic number.

148559947 is a deficient number, since it is larger than the sum of its proper divisors (1).

148559947 is an equidigital number, since it uses as much as digits as its factorization.

148559947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 52.

The square root of 148559947 is about 12188.5170139767. The cubic root of 148559947 is about 529.6234978815.

The spelling of 148559947 in words is "one hundred forty-eight million, five hundred fifty-nine thousand, nine hundred forty-seven".