2523015205 has 16 divisors (see below), whose sum is σ = 3079874304. Its totient is φ = 1983631680.

The previous prime is 2523015191. The next prime is 2523015217. The reversal of 2523015205 is 5025103252.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2523015205 is a prime.

It is a super-2 number, since 2×2523015205² = 12731211449322384050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2523015205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450754 + ... + 456316.

It is an arithmetic number, because the mean of its divisors is an integer number (192492144).

Almost surely, 2^2523015205 is an apocalyptic number.

It is an amenable number.

2523015205 is a deficient number, since it is larger than the sum of its proper divisors (556859099).

2523015205 is a wasteful number, since it uses less digits than its factorization.

2523015205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7116.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2523015205 is about 50229.6247746288. The cubic root of 2523015205 is about 1361.3609511160.

Adding to 2523015205 its reverse (5025103252), we get a palindrome (7548118457).

The spelling of 2523015205 in words is "two billion, five hundred twenty-three million, fifteen thousand, two hundred five".