1005066103 has 4 divisors (see below), whose sum is σ = 1006135128. Its totient is φ = 1003997080.

The previous prime is 1005066077. The next prime is 1005066109. The reversal of 1005066103 is 3016605001.

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 1005066103 - 2⁵ = 1005066071 is a prime.

It is a super-3 number, since 3×1005066103³ (a number of 28 digits) contains 333 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 (1005066109) 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 in 3 ways as a sum of consecutive naturals, for example, 533101 + ... + 534982.

It is an arithmetic number, because the mean of its divisors is an integer number (251533782).

Almost surely, 2^1005066103 is an apocalyptic number.

1005066103 is a deficient number, since it is larger than the sum of its proper divisors (1069025).

1005066103 is an equidigital number, since it uses as much as digits as its factorization.

1005066103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069024.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1005066103 is about 31702.7775281599. Note that the first 3 decimals coincide. The cubic root of 1005066103 is about 1001.6858572881.

The spelling of 1005066103 in words is "one billion, five million, sixty-six thousand, one hundred three".