147993343 has 2 divisors, whose sum is σ = 147993344. Its totient is φ = 147993342.

The previous prime is 147993317. The next prime is 147993361. The reversal of 147993343 is 343399741.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147993343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147993343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147991343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73996671 + 73996672.

It is an arithmetic number, because the mean of its divisors is an integer number (73996672).

Almost surely, 2^147993343 is an apocalyptic number.

147993343 is a deficient number, since it is larger than the sum of its proper divisors (1).

147993343 is an equidigital number, since it uses as much as digits as its factorization.

147993343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 43.

The square root of 147993343 is about 12165.2514565051. The cubic root of 147993343 is about 528.9493163658.

The spelling of 147993343 in words is "one hundred forty-seven million, nine hundred ninety-three thousand, three hundred forty-three".