147224117 has 2 divisors, whose sum is σ = 147224118. Its totient is φ = 147224116.

The previous prime is 147224113. The next prime is 147224167. The reversal of 147224117 is 711422741.

147224117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131928196 + 15295921 = 11486^2 + 3911^2 .

It is a cyclic number.

It is not a de Polignac number, because 147224117 - 2² = 147224113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147224117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147224111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73612058 + 73612059.

It is an arithmetic number, because the mean of its divisors is an integer number (73612059).

Almost surely, 2^147224117 is an apocalyptic number.

It is an amenable number.

147224117 is a deficient number, since it is larger than the sum of its proper divisors (1).

147224117 is an equidigital number, since it uses as much as digits as its factorization.

147224117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3136, while the sum is 29.

The square root of 147224117 is about 12133.5945622062. The cubic root of 147224117 is about 528.0312828209.

Adding to 147224117 its reverse (711422741), we get a palindrome (858646858).

The spelling of 147224117 in words is "one hundred forty-seven million, two hundred twenty-four thousand, one hundred seventeen".