1066453103 has 4 divisors (see below), whose sum is σ = 1100854848. Its totient is φ = 1032051360.

The previous prime is 1066453099. The next prime is 1066453127. The reversal of 1066453103 is 3013546601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3013546601 = 13 ⋅231811277.

It is a cyclic number.

It is not a de Polignac number, because 1066453103 - 2² = 1066453099 is a prime.

It is a super-2 number, since 2×1066453103² = 2274644441796657218, 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 (1066453303) 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 3 ways as a sum of consecutive naturals, for example, 17200826 + ... + 17200887.

It is an arithmetic number, because the mean of its divisors is an integer number (275213712).

Almost surely, 2^1066453103 is an apocalyptic number.

1066453103 is a deficient number, since it is larger than the sum of its proper divisors (34401745).

1066453103 is an equidigital number, since it uses as much as digits as its factorization.

1066453103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34401744.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1066453103 is about 32656.5935608722. The cubic root of 1066453103 is about 1021.6777153683.

Adding to 1066453103 its reverse (3013546601), we get a palindrome (4079999704).

The spelling of 1066453103 in words is "one billion, sixty-six million, four hundred fifty-three thousand, one hundred three".