225622543 has 2 divisors, whose sum is σ = 225622544. Its totient is φ = 225622542.

The previous prime is 225622541. The next prime is 225622547. The reversal of 225622543 is 345226522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225622543 - 2¹ = 225622541 is a prime.

Together with 225622541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225622541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112811271 + 112811272.

It is an arithmetic number, because the mean of its divisors is an integer number (112811272).

Almost surely, 2^225622543 is an apocalyptic number.

225622543 is a deficient number, since it is larger than the sum of its proper divisors (1).

225622543 is an equidigital number, since it uses as much as digits as its factorization.

225622543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 31.

The square root of 225622543 is about 15020.7370990907. The cubic root of 225622543 is about 608.7806359221.

The spelling of 225622543 in words is "two hundred twenty-five million, six hundred twenty-two thousand, five hundred forty-three".