225352507 has 2 divisors, whose sum is σ = 225352508. Its totient is φ = 225352506.

The previous prime is 225352433. The next prime is 225352511. The reversal of 225352507 is 705253522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225352507 - 2¹¹ = 225350459 is a prime.

It is a super-2 number, since 2×225352507² = 101567504822370098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225352577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112676253 + 112676254.

It is an arithmetic number, because the mean of its divisors is an integer number (112676254).

Almost surely, 2^225352507 is an apocalyptic number.

225352507 is a deficient number, since it is larger than the sum of its proper divisors (1).

225352507 is an equidigital number, since it uses as much as digits as its factorization.

225352507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 225352507 is about 15011.7456346689. The cubic root of 225352507 is about 608.5376662353.

The spelling of 225352507 in words is "two hundred twenty-five million, three hundred fifty-two thousand, five hundred seven".