1066355357 has 2 divisors, whose sum is σ = 1066355358. Its totient is φ = 1066355356.

The previous prime is 1066355341. The next prime is 1066355359. The reversal of 1066355357 is 7535536601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 580858201 + 485497156 = 24101^2 + 22034^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066355357 - 2⁴ = 1066355341 is a prime.

It is a super-2 number, since 2×1066355357² = 2274227494805194898, which contains 22 as substring.

Together with 1066355359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066355359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533177678 + 533177679.

It is an arithmetic number, because the mean of its divisors is an integer number (533177679).

Almost surely, 2^1066355357 is an apocalyptic number.

It is an amenable number.

1066355357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066355357 is an equidigital number, since it uses as much as digits as its factorization.

1066355357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 283500, while the sum is 41.

The square root of 1066355357 is about 32655.0969528495. The cubic root of 1066355357 is about 1021.6465003806.

The spelling of 1066355357 in words is "one billion, sixty-six million, three hundred fifty-five thousand, three hundred fifty-seven".