2106002503 has 8 divisors (see below), whose sum is σ = 2418376320. Its totient is φ = 1813781880.

The previous prime is 2106002489. The next prime is 2106002527. The reversal of 2106002503 is 3052006012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2106002503 - 2⁵ = 2106002471 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106002203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5038075 + ... + 5038492.

It is an arithmetic number, because the mean of its divisors is an integer number (302297040).

Almost surely, 2^2106002503 is an apocalyptic number.

2106002503 is a deficient number, since it is larger than the sum of its proper divisors (312373817).

2106002503 is a wasteful number, since it uses less digits than its factorization.

2106002503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10076597.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2106002503 is about 45891.2028933651. The cubic root of 2106002503 is about 1281.7981123185.

Adding to 2106002503 its reverse (3052006012), we get a palindrome (5158008515).

The spelling of 2106002503 in words is "two billion, one hundred six million, two thousand, five hundred three".