225403056029 has 2 divisors, whose sum is σ = 225403056030. Its totient is φ = 225403056028.

The previous prime is 225403056007. The next prime is 225403056071. The reversal of 225403056029 is 920650304522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210713131225 + 14689924804 = 459035^2 + 121202^2 .

It is a cyclic number.

It is not a de Polignac number, because 225403056029 - 2¹⁶ = 225402990493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225403055983 and 225403056001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225403050029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112701528014 + 112701528015.

It is an arithmetic number, because the mean of its divisors is an integer number (112701528015).

Almost surely, 2^225403056029 is an apocalyptic number.

It is an amenable number.

225403056029 is a deficient number, since it is larger than the sum of its proper divisors (1).

225403056029 is an equidigital number, since it uses as much as digits as its factorization.

225403056029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 225403056029 in words is "two hundred twenty-five billion, four hundred three million, fifty-six thousand, twenty-nine".