538275129 has 16 divisors (see below), whose sum is σ = 822405120. Its totient is φ = 306769680.

The previous prime is 538275109. The next prime is 538275139. The reversal of 538275129 is 921572835.

It is a happy number.

It is not a de Polignac number, because 538275129 - 2⁸ = 538274873 is a prime.

It is a super-2 number, since 2×538275129² = 579480228999933282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (538275109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25857 + ... + 41774.

It is an arithmetic number, because the mean of its divisors is an integer number (51400320).

Almost surely, 2^538275129 is an apocalyptic number.

It is an amenable number.

538275129 is a deficient number, since it is larger than the sum of its proper divisors (284129991).

538275129 is a wasteful number, since it uses less digits than its factorization.

538275129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68020.

The product of its digits is 151200, while the sum is 42.

The square root of 538275129 is about 23200.7570781645. The cubic root of 538275129 is about 813.4573193848.

The spelling of 538275129 in words is "five hundred thirty-eight million, two hundred seventy-five thousand, one hundred twenty-nine".