538051229 has 2 divisors, whose sum is σ = 538051230. Its totient is φ = 538051228.

The previous prime is 538051193. The next prime is 538051271. The reversal of 538051229 is 922150835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 380172004 + 157879225 = 19498^2 + 12565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538051229 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538051729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269025614 + 269025615.

It is an arithmetic number, because the mean of its divisors is an integer number (269025615).

Almost surely, 2^538051229 is an apocalyptic number.

It is an amenable number.

538051229 is a deficient number, since it is larger than the sum of its proper divisors (1).

538051229 is an equidigital number, since it uses as much as digits as its factorization.

538051229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 538051229 is about 23195.9313027091. The cubic root of 538051229 is about 813.3445156388.

The spelling of 538051229 in words is "five hundred thirty-eight million, fifty-one thousand, two hundred twenty-nine".