225434352037 has 2 divisors, whose sum is σ = 225434352038. Its totient is φ = 225434352036.

The previous prime is 225434351993. The next prime is 225434352103. The reversal of 225434352037 is 730253434522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166599483556 + 58834868481 = 408166^2 + 242559^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225434352037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225434352337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112717176018 + 112717176019.

It is an arithmetic number, because the mean of its divisors is an integer number (112717176019).

Almost surely, 2^225434352037 is an apocalyptic number.

It is an amenable number.

225434352037 is a deficient number, since it is larger than the sum of its proper divisors (1).

225434352037 is an equidigital number, since it uses as much as digits as its factorization.

225434352037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 40.

Adding to 225434352037 its reverse (730253434522), we get a palindrome (955687786559).

The spelling of 225434352037 in words is "two hundred twenty-five billion, four hundred thirty-four million, three hundred fifty-two thousand, thirty-seven".