2294551261 has 4 divisors (see below), whose sum is σ = 2315602300. Its totient is φ = 2273500224.

The previous prime is 2294551247. The next prime is 2294551271. The reversal of 2294551261 is 1621554922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2023290361 + 271260900 = 44981^2 + 16470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2294551261 - 2⁹ = 2294550749 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2294551261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2294551271) 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, 10525356 + ... + 10525573.

It is an arithmetic number, because the mean of its divisors is an integer number (578900575).

Almost surely, 2^2294551261 is an apocalyptic number.

It is an amenable number.

2294551261 is a deficient number, since it is larger than the sum of its proper divisors (21051039).

2294551261 is a wasteful number, since it uses less digits than its factorization.

2294551261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21051038.

The product of its digits is 43200, while the sum is 37.

The square root of 2294551261 is about 47901.4745180146. The cubic root of 2294551261 is about 1318.9629252832.

The spelling of 2294551261 in words is "two billion, two hundred ninety-four million, five hundred fifty-one thousand, two hundred sixty-one".