2251475361 has 12 divisors (see below), whose sum is σ = 3265741440. Its totient is φ = 1494701880.

The previous prime is 2251475327. The next prime is 2251475363. The reversal of 2251475361 is 1635741522.

2251475361 is a `hidden beast` number, since 2 + 251 + 47 + 5 + 361 = 666.

It is not a de Polignac number, because 2251475361 - 2¹⁴ = 2251458977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2251475363) 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 11 ways as a sum of consecutive naturals, for example, 521205 + ... + 525506.

It is an arithmetic number, because the mean of its divisors is an integer number (272145120).

Almost surely, 2^2251475361 is an apocalyptic number.

It is an amenable number.

2251475361 is a deficient number, since it is larger than the sum of its proper divisors (1014266079).

2251475361 is a wasteful number, since it uses less digits than its factorization.

2251475361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046956 (or 1046953 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 2251475361 is about 47449.7140244280. The cubic root of 2251475361 is about 1310.6570448700.

The spelling of 2251475361 in words is "two billion, two hundred fifty-one million, four hundred seventy-five thousand, three hundred sixty-one".