1670866133 has 2 divisors, whose sum is σ = 1670866134. Its totient is φ = 1670866132.

The previous prime is 1670866069. The next prime is 1670866147. The reversal of 1670866133 is 3316680761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1665211249 + 5654884 = 40807^2 + 2378^2 .

It is a cyclic number.

It is not a de Polignac number, because 1670866133 - 2⁶ = 1670866069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1670866193) 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 as a sum of consecutive naturals, namely, 835433066 + 835433067.

It is an arithmetic number, because the mean of its divisors is an integer number (835433067).

Almost surely, 2^1670866133 is an apocalyptic number.

It is an amenable number.

1670866133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670866133 is an equidigital number, since it uses as much as digits as its factorization.

1670866133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 1670866133 is about 40876.2294371680. The cubic root of 1670866133 is about 1186.6260698757.

The spelling of 1670866133 in words is "one billion, six hundred seventy million, eight hundred sixty-six thousand, one hundred thirty-three".