225614517437 has 2 divisors, whose sum is σ = 225614517438. Its totient is φ = 225614517436.

The previous prime is 225614517431. The next prime is 225614517473. The reversal of 225614517437 is 734715416522.

Together with next prime (225614517473) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220468750681 + 5145766756 = 469541^2 + 71734^2 .

It is a cyclic number.

It is not a de Polignac number, because 225614517437 - 2⁴ = 225614517421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225614517391 and 225614517400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225614517431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112807258718 + 112807258719.

It is an arithmetic number, because the mean of its divisors is an integer number (112807258719).

Almost surely, 2^225614517437 is an apocalyptic number.

It is an amenable number.

225614517437 is a deficient number, since it is larger than the sum of its proper divisors (1).

225614517437 is an equidigital number, since it uses as much as digits as its factorization.

225614517437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 47.

The spelling of 225614517437 in words is "two hundred twenty-five billion, six hundred fourteen million, five hundred seventeen thousand, four hundred thirty-seven".