1066455670 has 16 divisors (see below), whose sum is σ = 2193851808. Its totient is φ = 365641920.

The previous prime is 1066455653. The next prime is 1066455671. The reversal of 1066455670 is 765546601.

It is a super-2 number, since 2×1066455670² = 2274655392150297800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066455671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7617471 + ... + 7617610.

It is an arithmetic number, because the mean of its divisors is an integer number (137115738).

Almost surely, 2^1066455670 is an apocalyptic number.

1066455670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066455670 is an abundant number, since it is smaller than the sum of its proper divisors (1127396138).

1066455670 is a wasteful number, since it uses less digits than its factorization.

1066455670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15235095.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 1066455670 is about 32656.6328637843. The cubic root of 1066455670 is about 1021.6785351088.

The spelling of 1066455670 in words is "one billion, sixty-six million, four hundred fifty-five thousand, six hundred seventy".