1066473523 has 4 divisors (see below), whose sum is σ = 1072859760. Its totient is φ = 1060087288.

The previous prime is 1066473517. The next prime is 1066473559. The reversal of 1066473523 is 3253746601.

1066473523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3253746601 = 7 ⋅464820943.

It is a cyclic number.

It is not a de Polignac number, because 1066473523 - 2⁵ = 1066473491 is a prime.

It is a super-2 number, since 2×1066473523² = 2274731550520063058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066473593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3192868 + ... + 3193201.

It is an arithmetic number, because the mean of its divisors is an integer number (268214940).

Almost surely, 2^1066473523 is an apocalyptic number.

1066473523 is a deficient number, since it is larger than the sum of its proper divisors (6386237).

1066473523 is an equidigital number, since it uses as much as digits as its factorization.

1066473523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6386236.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 1066473523 is about 32656.9062068041. The cubic root of 1066473523 is about 1021.6842362131.

The spelling of 1066473523 in words is "one billion, sixty-six million, four hundred seventy-three thousand, five hundred twenty-three".