945871141 has 2 divisors, whose sum is σ = 945871142. Its totient is φ = 945871140.

The previous prime is 945871117. The next prime is 945871151. The reversal of 945871141 is 141178549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 563825025 + 382046116 = 23745^2 + 19546^2 .

It is an emirp because it is prime and its reverse (141178549) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 945871141 - 2⁷ = 945871013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 945871094 and 945871103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (945871111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472935570 + 472935571.

It is an arithmetic number, because the mean of its divisors is an integer number (472935571).

Almost surely, 2^945871141 is an apocalyptic number.

It is an amenable number.

945871141 is a deficient number, since it is larger than the sum of its proper divisors (1).

945871141 is an equidigital number, since it uses as much as digits as its factorization.

945871141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 40.

The square root of 945871141 is about 30755.0181433860. The cubic root of 945871141 is about 981.6213411846.

The spelling of 945871141 in words is "nine hundred forty-five million, eight hundred seventy-one thousand, one hundred forty-one".