225061843 has 2 divisors, whose sum is σ = 225061844. Its totient is φ = 225061842.

The previous prime is 225061841. The next prime is 225061849. The reversal of 225061843 is 348160522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225061843 - 2¹ = 225061841 is a prime.

Together with 225061841, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (225061841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112530921 + 112530922.

It is an arithmetic number, because the mean of its divisors is an integer number (112530922).

Almost surely, 2^225061843 is an apocalyptic number.

225061843 is a deficient number, since it is larger than the sum of its proper divisors (1).

225061843 is an equidigital number, since it uses as much as digits as its factorization.

225061843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 225061843 is about 15002.0612917026. The cubic root of 225061843 is about 608.2759191368.

The spelling of 225061843 in words is "two hundred twenty-five million, sixty-one thousand, eight hundred forty-three".