2251225134 has 24 divisors (see below), whose sum is σ = 4879977960. Its totient is φ = 750050928.

The previous prime is 2251225133. The next prime is 2251225157. The reversal of 2251225134 is 4315221522.

2251225134 is a `hidden beast` number, since 2 + 25 + 122 + 513 + 4 = 666.

2251225134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2251225098 and 2251225107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251225133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10524 + ... + 67920.

It is an arithmetic number, because the mean of its divisors is an integer number (203332415).

Almost surely, 2^2251225134 is an apocalyptic number.

2251225134 is an abundant number, since it is smaller than the sum of its proper divisors (2628752826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2251225134 is a wasteful number, since it uses less digits than its factorization.

2251225134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59584 (or 59581 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2251225134 is about 47447.0771913297. The cubic root of 2251225134 is about 1310.6084879790.

Adding to 2251225134 its reverse (4315221522), we get a palindrome (6566446656).

The spelling of 2251225134 in words is "two billion, two hundred fifty-one million, two hundred twenty-five thousand, one hundred thirty-four".