147240673 has 2 divisors, whose sum is σ = 147240674. Its totient is φ = 147240672.

The previous prime is 147240661. The next prime is 147240679. The reversal of 147240673 is 376042741.

147240673 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 can be written as a sum of positive squares in only one way, i.e., 129322384 + 17918289 = 11372^2 + 4233^2 .

It is a cyclic number.

It is not a de Polignac number, because 147240673 - 2²⁵ = 113686241 is a prime.

It is not a weakly prime, because it can be changed into another prime (147240679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73620336 + 73620337.

It is an arithmetic number, because the mean of its divisors is an integer number (73620337).

Almost surely, 2^147240673 is an apocalyptic number.

It is an amenable number.

147240673 is a deficient number, since it is larger than the sum of its proper divisors (1).

147240673 is an equidigital number, since it uses as much as digits as its factorization.

147240673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 147240673 is about 12134.2767810859. The cubic root of 147240673 is about 528.0510752264.

The spelling of 147240673 in words is "one hundred forty-seven million, two hundred forty thousand, six hundred seventy-three".