225300139 has 4 divisors (see below), whose sum is σ = 225330424. Its totient is φ = 225269856.

The previous prime is 225300137. The next prime is 225300161. The reversal of 225300139 is 931003522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 225300139 - 2¹ = 225300137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225300137) 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, 4579 + ... + 21715.

It is an arithmetic number, because the mean of its divisors is an integer number (56332606).

Almost surely, 2^225300139 is an apocalyptic number.

225300139 is a deficient number, since it is larger than the sum of its proper divisors (30285).

225300139 is a wasteful number, since it uses less digits than its factorization.

225300139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30284.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 225300139 is about 15010.0012991339. The cubic root of 225300139 is about 608.4905247298.

The spelling of 225300139 in words is "two hundred twenty-five million, three hundred thousand, one hundred thirty-nine".