2520571103 has 4 divisors (see below), whose sum is σ = 2653232760. Its totient is φ = 2387909448.

The previous prime is 2520571099. The next prime is 2520571111. The reversal of 2520571103 is 3011750252.

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 2520571103 - 2² = 2520571099 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 (2520571153) 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, 66330800 + ... + 66330837.

It is an arithmetic number, because the mean of its divisors is an integer number (663308190).

Almost surely, 2^2520571103 is an apocalyptic number.

2520571103 is a deficient number, since it is larger than the sum of its proper divisors (132661657).

2520571103 is a wasteful number, since it uses less digits than its factorization.

2520571103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132661656.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 2520571103 is about 50205.2895918348. The cubic root of 2520571103 is about 1360.9212153576.

The spelling of 2520571103 in words is "two billion, five hundred twenty million, five hundred seventy-one thousand, one hundred three".