147227389 has 2 divisors, whose sum is σ = 147227390. Its totient is φ = 147227388.

The previous prime is 147227383. The next prime is 147227407. The reversal of 147227389 is 983722741.

147227389 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., 107952100 + 39275289 = 10390^2 + 6267^2 .

It is a cyclic number.

It is not a de Polignac number, because 147227389 - 2⁷ = 147227261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147227383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73613694 + 73613695.

It is an arithmetic number, because the mean of its divisors is an integer number (73613695).

Almost surely, 2^147227389 is an apocalyptic number.

It is an amenable number.

147227389 is a deficient number, since it is larger than the sum of its proper divisors (1).

147227389 is an equidigital number, since it uses as much as digits as its factorization.

147227389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 43.

The square root of 147227389 is about 12133.7293937190. The cubic root of 147227389 is about 528.0351945567.

The spelling of 147227389 in words is "one hundred forty-seven million, two hundred twenty-seven thousand, three hundred eighty-nine".