945093073 has 2 divisors, whose sum is σ = 945093074. Its totient is φ = 945093072.

The previous prime is 945093049. The next prime is 945093077. The reversal of 945093073 is 370390549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619362769 + 325730304 = 24887^2 + 18048^2 .

It is an emirp because it is prime and its reverse (370390549) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 945093073 - 2¹⁷ = 944962001 is a prime.

It is not a weakly prime, because it can be changed into another prime (945093077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472546536 + 472546537.

It is an arithmetic number, because the mean of its divisors is an integer number (472546537).

Almost surely, 2^945093073 is an apocalyptic number.

It is an amenable number.

945093073 is a deficient number, since it is larger than the sum of its proper divisors (1).

945093073 is an equidigital number, since it uses as much as digits as its factorization.

945093073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 945093073 is about 30742.3660930645. The cubic root of 945093073 is about 981.3521087137.

The spelling of 945093073 in words is "nine hundred forty-five million, ninety-three thousand, seventy-three".