2506103103 has 16 divisors (see below), whose sum is σ = 3819603456. Its totient is φ = 1431766560.

The previous prime is 2506103101. The next prime is 2506103113. The reversal of 2506103103 is 3013016052.

It is not a de Polignac number, because 2506103103 - 2¹ = 2506103101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2506103103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506103101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133825 + ... + 151397.

It is an arithmetic number, because the mean of its divisors is an integer number (238725216).

Almost surely, 2^2506103103 is an apocalyptic number.

2506103103 is a deficient number, since it is larger than the sum of its proper divisors (1313500353).

2506103103 is a wasteful number, since it uses less digits than its factorization.

2506103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24374.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2506103103 is about 50060.9938275300. The cubic root of 2506103103 is about 1358.3123354786.

Adding to 2506103103 its reverse (3013016052), we get a palindrome (5519119155).

The spelling of 2506103103 in words is "two billion, five hundred six million, one hundred three thousand, one hundred three".