225040232513 has 2 divisors, whose sum is σ = 225040232514. Its totient is φ = 225040232512.

The previous prime is 225040232507. The next prime is 225040232591. The reversal of 225040232513 is 315232040522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205904490289 + 19135742224 = 453767^2 + 138332^2 .

It is a cyclic number.

It is not a de Polignac number, because 225040232513 - 2¹⁰ = 225040231489 is a prime.

It is not a weakly prime, because it can be changed into another prime (225040232213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112520116256 + 112520116257.

It is an arithmetic number, because the mean of its divisors is an integer number (112520116257).

Almost surely, 2^225040232513 is an apocalyptic number.

It is an amenable number.

225040232513 is a deficient number, since it is larger than the sum of its proper divisors (1).

225040232513 is an equidigital number, since it uses as much as digits as its factorization.

225040232513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 225040232513 in words is "two hundred twenty-five billion, forty million, two hundred thirty-two thousand, five hundred thirteen".