1066685051 has 2 divisors, whose sum is σ = 1066685052. Its totient is φ = 1066685050.

The previous prime is 1066685021. The next prime is 1066685063. The reversal of 1066685051 is 1505866601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1066685051 - 2¹⁰ = 1066684027 is a prime.

It is a super-2 number, since 2×1066685051² = 2275633996053745202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066684996 and 1066685014.

It is not a weakly prime, because it can be changed into another prime (1066685021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533342525 + 533342526.

It is an arithmetic number, because the mean of its divisors is an integer number (533342526).

Almost surely, 2^1066685051 is an apocalyptic number.

1066685051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066685051 is an equidigital number, since it uses as much as digits as its factorization.

1066685051 is an evil number, because the sum of its binary digits is even.

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

The square root of 1066685051 is about 32660.1446873709. The cubic root of 1066685051 is about 1021.7517798610.

The spelling of 1066685051 in words is "one billion, sixty-six million, six hundred eighty-five thousand, fifty-one".