4011523225 has 24 divisors (see below), whose sum is σ = 5199825920. Its totient is φ = 3066336000.

The previous prime is 4011523207. The next prime is 4011523231. The reversal of 4011523225 is 5223251104.

It is not a de Polignac number, because 4011523225 - 2⁵ = 4011523193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 4011523225.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28465 + ... + 93985.

Almost surely, 2^4011523225 is an apocalyptic number.

It is an amenable number.

4011523225 is a deficient number, since it is larger than the sum of its proper divisors (1188302695).

4011523225 is a wasteful number, since it uses less digits than its factorization.

4011523225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65641 (or 65636 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4011523225 is about 63336.5867804699. The cubic root of 4011523225 is about 1588.9239221623.

Adding to 4011523225 its reverse (5223251104), we get a palindrome (9234774329).

The spelling of 4011523225 in words is "four billion, eleven million, five hundred twenty-three thousand, two hundred twenty-five".