147345193 has 2 divisors, whose sum is σ = 147345194. Its totient is φ = 147345192.

The previous prime is 147345167. The next prime is 147345197. The reversal of 147345193 is 391543741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146119744 + 1225449 = 12088^2 + 1107^2 .

It is an emirp because it is prime and its reverse (391543741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147345193 - 2⁵ = 147345161 is a prime.

It is not a weakly prime, because it can be changed into another prime (147345197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73672596 + 73672597.

It is an arithmetic number, because the mean of its divisors is an integer number (73672597).

Almost surely, 2^147345193 is an apocalyptic number.

It is an amenable number.

147345193 is a deficient number, since it is larger than the sum of its proper divisors (1).

147345193 is an equidigital number, since it uses as much as digits as its factorization.

147345193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 147345193 is about 12138.5828250253. The cubic root of 147345193 is about 528.1759928028.

The spelling of 147345193 in words is "one hundred forty-seven million, three hundred forty-five thousand, one hundred ninety-three".