225065139 has 16 divisors (see below), whose sum is σ = 330688512. Its totient is φ = 135279648.

The previous prime is 225065131. The next prime is 225065147. The reversal of 225065139 is 931560522.

It is an interprime number because it is at equal distance from previous prime (225065131) and next prime (225065147).

It is not a de Polignac number, because 225065139 - 2³ = 225065131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225065131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65427 + ... + 68780.

It is an arithmetic number, because the mean of its divisors is an integer number (20668032).

Almost surely, 2^225065139 is an apocalyptic number.

225065139 is a deficient number, since it is larger than the sum of its proper divisors (105623373).

225065139 is a wasteful number, since it uses less digits than its factorization.

225065139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134266.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 225065139 is about 15002.1711428713. The cubic root of 225065139 is about 608.2788884949.

The spelling of 225065139 in words is "two hundred twenty-five million, sixty-five thousand, one hundred thirty-nine".