225154241437 has 2 divisors, whose sum is σ = 225154241438. Its totient is φ = 225154241436.

The previous prime is 225154241423. The next prime is 225154241447. The reversal of 225154241437 is 734142451522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214696929316 + 10457312121 = 463354^2 + 102261^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225154241437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225154241437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225154241447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112577120718 + 112577120719.

It is an arithmetic number, because the mean of its divisors is an integer number (112577120719).

Almost surely, 2^225154241437 is an apocalyptic number.

It is an amenable number.

225154241437 is a deficient number, since it is larger than the sum of its proper divisors (1).

225154241437 is an equidigital number, since it uses as much as digits as its factorization.

225154241437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 40.

Adding to 225154241437 its reverse (734142451522), we get a palindrome (959296692959).

The spelling of 225154241437 in words is "two hundred twenty-five billion, one hundred fifty-four million, two hundred forty-one thousand, four hundred thirty-seven".