225020507 has 2 divisors, whose sum is σ = 225020508. Its totient is φ = 225020506.

The previous prime is 225020489. The next prime is 225020539. The reversal of 225020507 is 705020522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225020507 - 2¹⁶ = 224954971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225020597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112510253 + 112510254.

It is an arithmetic number, because the mean of its divisors is an integer number (112510254).

Almost surely, 2^225020507 is an apocalyptic number.

225020507 is a deficient number, since it is larger than the sum of its proper divisors (1).

225020507 is an equidigital number, since it uses as much as digits as its factorization.

225020507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 225020507 is about 15000.6835510919. The cubic root of 225020507 is about 608.2386771762.

The spelling of 225020507 in words is "two hundred twenty-five million, twenty thousand, five hundred seven".