2505102601 has 3 divisors (see below), whose sum is σ = 2505152653. Its totient is φ = 2505052550.

The previous prime is 2505102599. The next prime is 2505102631. The reversal of 2505102601 is 1062015052.

The square root of 2505102601 is 50051.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 2505102601 - 2¹ = 2505102599 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505102631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 25026 + ... + 75076.

Almost surely, 2^2505102601 is an apocalyptic number.

2505102601 is the 50051-st square number.

2505102601 is the 25026-th centered octagonal number.

It is an amenable number.

2505102601 is a deficient number, since it is larger than the sum of its proper divisors (50052).

2505102601 is an frugal number, since it uses more digits than its factorization.

2505102601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100102 (or 50051 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The cubic root of 2505102601 is about 1358.1315534648.

Adding to 2505102601 its reverse (1062015052), we get a palindrome (3567117653).

The spelling of 2505102601 in words is "two billion, five hundred five million, one hundred two thousand, six hundred one".