2243437551 has 6 divisors (see below), whose sum is σ = 3240520920. Its totient is φ = 1495625028.

The previous prime is 2243437523. The next prime is 2243437571. The reversal of 2243437551 is 1557343422.

2243437551 is a `hidden beast` number, since 22 + 43 + 43 + 7 + 551 = 666.

It is not a de Polignac number, because 2243437551 - 2⁵ = 2243437519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243437501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124635411 + ... + 124635428.

It is an arithmetic number, because the mean of its divisors is an integer number (540086820).

Almost surely, 2^2243437551 is an apocalyptic number.

2243437551 is a deficient number, since it is larger than the sum of its proper divisors (997083369).

2243437551 is a wasteful number, since it uses less digits than its factorization.

2243437551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249270845 (or 249270842 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 2243437551 is about 47364.9401034140. The cubic root of 2243437551 is about 1309.0954949190.

The spelling of 2243437551 in words is "two billion, two hundred forty-three million, four hundred thirty-seven thousand, five hundred fifty-one".