1066382623 has 2 divisors, whose sum is σ = 1066382624. Its totient is φ = 1066382622.

The previous prime is 1066382621. The next prime is 1066382641. The reversal of 1066382623 is 3262836601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1066382623 - 2¹ = 1066382621 is a prime.

It is a super-2 number, since 2×1066382623² = 2274343797272720258, which contains 22 as substring.

Together with 1066382621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066382621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533191311 + 533191312.

It is an arithmetic number, because the mean of its divisors is an integer number (533191312).

Almost surely, 2^1066382623 is an apocalyptic number.

1066382623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066382623 is an equidigital number, since it uses as much as digits as its factorization.

1066382623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 1066382623 is about 32655.5144347781. The cubic root of 1066382623 is about 1021.6552079145.

The spelling of 1066382623 in words is "one billion, sixty-six million, three hundred eighty-two thousand, six hundred twenty-three".