943913473 has 2 divisors, whose sum is σ = 943913474. Its totient is φ = 943913472.

The previous prime is 943913461. The next prime is 943913501. The reversal of 943913473 is 374319349.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 597655809 + 346257664 = 24447^2 + 18608^2 .

It is an emirp because it is prime and its reverse (374319349) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 943913473 - 2⁹ = 943912961 is a prime.

It is not a weakly prime, because it can be changed into another prime (943913413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471956736 + 471956737.

It is an arithmetic number, because the mean of its divisors is an integer number (471956737).

Almost surely, 2^943913473 is an apocalyptic number.

It is an amenable number.

943913473 is a deficient number, since it is larger than the sum of its proper divisors (1).

943913473 is an equidigital number, since it uses as much as digits as its factorization.

943913473 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 943913473 is about 30723.1748522186. The cubic root of 943913473 is about 980.9436533887.

The spelling of 943913473 in words is "nine hundred forty-three million, nine hundred thirteen thousand, four hundred seventy-three".