11252631225 has 24 divisors (see below), whose sum is σ = 20295656352. Its totient is φ = 5455820800.

The previous prime is 11252631223. The next prime is 11252631259. The reversal of 11252631225 is 52213625211.

It is not a de Polignac number, because 11252631225 - 2¹ = 11252631223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11252631192 and 11252631201.

It is not an unprimeable number, because it can be changed into a prime (11252631223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6818952 + ... + 6820601.

It is an arithmetic number, because the mean of its divisors is an integer number (845652348).

Almost surely, 2^11252631225 is an apocalyptic number.

11252631225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11252631225 is a deficient number, since it is larger than the sum of its proper divisors (9043025127).

11252631225 is a wasteful number, since it uses less digits than its factorization.

11252631225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13639577 (or 13639572 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The spelling of 11252631225 in words is "eleven billion, two hundred fifty-two million, six hundred thirty-one thousand, two hundred twenty-five".