2245543525 has 24 divisors (see below), whose sum is σ = 2844366560. Its totient is φ = 1758144960.

The previous prime is 2245543523. The next prime is 2245543537. The reversal of 2245543525 is 5253455422.

It is not a de Polignac number, because 2245543525 - 2¹ = 2245543523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245543523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258706 + ... + 267244.

Almost surely, 2^2245543525 is an apocalyptic number.

2245543525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2245543525 is a deficient number, since it is larger than the sum of its proper divisors (598823035).

2245543525 is a wasteful number, since it uses less digits than its factorization.

2245543525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8773 (or 8768 counting only the distinct ones).

The product of its digits is 240000, while the sum is 37.

The square root of 2245543525 is about 47387.1662478355. The cubic root of 2245543525 is about 1309.5049942993.

Adding to 2245543525 its reverse (5253455422), we get a palindrome (7498998947).

The spelling of 2245543525 in words is "two billion, two hundred forty-five million, five hundred forty-three thousand, five hundred twenty-five".