225142559 has 4 divisors (see below), whose sum is σ = 225823080. Its totient is φ = 224462040.

The previous prime is 225142523. The next prime is 225142583. The reversal of 225142559 is 955241522.

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

It is a cyclic number.

It is not a de Polignac number, because 225142559 - 2⁸ = 225142303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225144559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339764 + ... + 340425.

It is an arithmetic number, because the mean of its divisors is an integer number (56455770).

Almost surely, 2^225142559 is an apocalyptic number.

225142559 is a deficient number, since it is larger than the sum of its proper divisors (680521).

225142559 is an equidigital number, since it uses as much as digits as its factorization.

225142559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680520.

The product of its digits is 36000, while the sum is 35.

The square root of 225142559 is about 15004.7512141988. The cubic root of 225142559 is about 608.3486276424.

The spelling of 225142559 in words is "two hundred twenty-five million, one hundred forty-two thousand, five hundred fifty-nine".