1066003343 has 4 divisors (see below), whose sum is σ = 1128709440. Its totient is φ = 1003297248.

The previous prime is 1066003339. The next prime is 1066003369. The reversal of 1066003343 is 3433006601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1066003343 - 2² = 1066003339 is a prime.

It is a super-2 number, since 2×1066003343² = 2272726254574351298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066033343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31353023 + ... + 31353056.

It is an arithmetic number, because the mean of its divisors is an integer number (282177360).

Almost surely, 2^1066003343 is an apocalyptic number.

1066003343 is a deficient number, since it is larger than the sum of its proper divisors (62706097).

1066003343 is an equidigital number, since it uses as much as digits as its factorization.

1066003343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62706096.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 1066003343 is about 32649.7066296161. The cubic root of 1066003343 is about 1021.5340696139.

Adding to 1066003343 its reverse (3433006601), we get a palindrome (4499009944).

The spelling of 1066003343 in words is "one billion, sixty-six million, three thousand, three hundred forty-three".