1066030052503 has 4 divisors (see below), whose sum is σ = 1148032364248. Its totient is φ = 984027740760.

The previous prime is 1066030052501. The next prime is 1066030052531. The reversal of 1066030052503 is 3052500306601.

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 1066030052503 - 2¹ = 1066030052501 is a prime.

It is a super-2 number, since 2×1066030052503² (a number of 25 digits) 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 (1066030052501) 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, 41001155853 + ... + 41001155878.

It is an arithmetic number, because the mean of its divisors is an integer number (287008091062).

Almost surely, 2^{1066030052503} is an apocalyptic number.

1066030052503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1066030052503 is a deficient number, since it is larger than the sum of its proper divisors (82002311745).

1066030052503 is an equidigital number, since it uses as much as digits as its factorization.

1066030052503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82002311744.

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 1066030052503 in words is "one trillion, sixty-six billion, thirty million, fifty-two thousand, five hundred three".