2251135032 has 16 divisors (see below), whose sum is σ = 5627837640. Its totient is φ = 750378336.

The previous prime is 2251135031. The next prime is 2251135039. The reversal of 2251135032 is 2305311522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 93797293 = 2251135032 / (2 + 2 + 5 + 1 + 1 + 3 + 5 + 0 + 3 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2251134993 and 2251135011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251135031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46898623 + ... + 46898670.

Almost surely, 2^2251135032 is an apocalyptic number.

It is an amenable number.

2251135032 is an abundant number, since it is smaller than the sum of its proper divisors (3376702608).

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

2251135032 is a wasteful number, since it uses less digits than its factorization.

2251135032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93797302 (or 93797298 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2251135032 is about 47446.1276818246. The cubic root of 2251135032 is about 1310.5910026818.

Adding to 2251135032 its reverse (2305311522), we get a palindrome (4556446554).

The spelling of 2251135032 in words is "two billion, two hundred fifty-one million, one hundred thirty-five thousand, thirty-two".