228134455429 has 2 divisors, whose sum is σ = 228134455430. Its totient is φ = 228134455428.

The previous prime is 228134455403. The next prime is 228134455481. The reversal of 228134455429 is 924554431822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174402288225 + 53732167204 = 417615^2 + 231802^2 .

It is a cyclic number.

It is not a de Polignac number, because 228134455429 - 2⁵ = 228134455397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228134455499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114067227714 + 114067227715.

It is an arithmetic number, because the mean of its divisors is an integer number (114067227715).

Almost surely, 2^228134455429 is an apocalyptic number.

It is an amenable number.

228134455429 is a deficient number, since it is larger than the sum of its proper divisors (1).

228134455429 is an equidigital number, since it uses as much as digits as its factorization.

228134455429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2764800, while the sum is 49.

The spelling of 228134455429 in words is "two hundred twenty-eight billion, one hundred thirty-four million, four hundred fifty-five thousand, four hundred twenty-nine".