2505054347 has 4 divisors (see below), whose sum is σ = 2506149120. Its totient is φ = 2503959576.

The previous prime is 2505054341. The next prime is 2505054389. The reversal of 2505054347 is 7434505052.

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 2505054347 - 2¹⁰ = 2505053323 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505054341) 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, 543947 + ... + 548532.

It is an arithmetic number, because the mean of its divisors is an integer number (626537280).

Almost surely, 2^2505054347 is an apocalyptic number.

2505054347 is a deficient number, since it is larger than the sum of its proper divisors (1094773).

2505054347 is a wasteful number, since it uses less digits than its factorization.

2505054347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094772.

The product of its (nonzero) digits is 84000, while the sum is 35.

The square root of 2505054347 is about 50050.5179493679. The cubic root of 2505054347 is about 1358.1228331699.

Adding to 2505054347 its reverse (7434505052), we get a palindrome (9939559399).

It can be divided in two parts, 25050 and 54347, that added together give a palindrome (79397).

The spelling of 2505054347 in words is "two billion, five hundred five million, fifty-four thousand, three hundred forty-seven".