539128951 has 2 divisors, whose sum is σ = 539128952. Its totient is φ = 539128950.

The previous prime is 539128949. The next prime is 539128957. The reversal of 539128951 is 159821935.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 539128951 - 2¹ = 539128949 is a prime.

Together with 539128949, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 539128898 and 539128907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539128957) 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 as a sum of consecutive naturals, namely, 269564475 + 269564476.

It is an arithmetic number, because the mean of its divisors is an integer number (269564476).

Almost surely, 2^539128951 is an apocalyptic number.

539128951 is a deficient number, since it is larger than the sum of its proper divisors (1).

539128951 is an equidigital number, since it uses as much as digits as its factorization.

539128951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 43.

The square root of 539128951 is about 23219.1505227904. The cubic root of 539128951 is about 813.8871992030.

The spelling of 539128951 in words is "five hundred thirty-nine million, one hundred twenty-eight thousand, nine hundred fifty-one".