2505343103 has 4 divisors (see below), whose sum is σ = 2614271088. Its totient is φ = 2396415120.

The previous prime is 2505343051. The next prime is 2505343109. The reversal of 2505343103 is 3013435052.

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 2505343103 - 2⁶ = 2505343039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505343109) 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, 54463958 + ... + 54464003.

It is an arithmetic number, because the mean of its divisors is an integer number (653567772).

Almost surely, 2^2505343103 is an apocalyptic number.

2505343103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2505343103 is a deficient number, since it is larger than the sum of its proper divisors (108927985).

2505343103 is a wasteful number, since it uses less digits than its factorization.

2505343103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108927984.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2505343103 is about 50053.4025117174. The cubic root of 2505343103 is about 1358.1750144795.

Adding to 2505343103 its reverse (3013435052), we get a palindrome (5518778155).

The spelling of 2505343103 in words is "two billion, five hundred five million, three hundred forty-three thousand, one hundred three".