945523811 has 2 divisors, whose sum is σ = 945523812. Its totient is φ = 945523810.

The previous prime is 945523741. The next prime is 945523819. The reversal of 945523811 is 118325549.

It is a happy number.

945523811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 945523811 - 2¹⁴ = 945507427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (945523819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472761905 + 472761906.

It is an arithmetic number, because the mean of its divisors is an integer number (472761906).

Almost surely, 2^945523811 is an apocalyptic number.

945523811 is a deficient number, since it is larger than the sum of its proper divisors (1).

945523811 is an equidigital number, since it uses as much as digits as its factorization.

945523811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The square root of 945523811 is about 30749.3709041340. The cubic root of 945523811 is about 981.5011739064.

The spelling of 945523811 in words is "nine hundred forty-five million, five hundred twenty-three thousand, eight hundred eleven".