2500055003 has 4 divisors (see below), whose sum is σ = 2647117080. Its totient is φ = 2352992928.

The previous prime is 2500054993. The next prime is 2500055021. The reversal of 2500055003 is 3005500052.

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 2500055003 - 2⁴ = 2500054987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2500057003) 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, 73531013 + ... + 73531046.

It is an arithmetic number, because the mean of its divisors is an integer number (661779270).

Almost surely, 2^2500055003 is an apocalyptic number.

2500055003 is a deficient number, since it is larger than the sum of its proper divisors (147062077).

2500055003 is a wasteful number, since it uses less digits than its factorization.

2500055003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147062076.

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 2500055003 is about 50000.5500269747. The cubic root of 2500055003 is about 1357.2187616319.

Adding to 2500055003 its reverse (3005500052), we get a palindrome (5505555055).

The spelling of 2500055003 in words is "two billion, five hundred million, fifty-five thousand, three".