1066046477 has 2 divisors, whose sum is σ = 1066046478. Its totient is φ = 1066046476.

The previous prime is 1066046441. The next prime is 1066046491. The reversal of 1066046477 is 7746406601.

It is a happy number.

1066046477 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 can be written as a sum of positive squares in only one way, i.e., 662599081 + 403447396 = 25741^2 + 20086^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066046477 - 2⁸ = 1066046221 is a prime.

It is a super-2 number, since 2×1066046477² = 2272910182248223058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066046437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533023238 + 533023239.

It is an arithmetic number, because the mean of its divisors is an integer number (533023239).

Almost surely, 2^1066046477 is an apocalyptic number.

It is an amenable number.

1066046477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066046477 is an equidigital number, since it uses as much as digits as its factorization.

1066046477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 1066046477 is about 32650.3671801712. The cubic root of 1066046477 is about 1021.5478476370.

The spelling of 1066046477 in words is "one billion, sixty-six million, forty-six thousand, four hundred seventy-seven".