539172433 has 2 divisors, whose sum is σ = 539172434. Its totient is φ = 539172432.

The previous prime is 539172419. The next prime is 539172461. The reversal of 539172433 is 334271935.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409941009 + 129231424 = 20247^2 + 11368^2 .

It is a cyclic number.

It is not a de Polignac number, because 539172433 - 2²⁹ = 2301521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 539172392 and 539172401.

It is not a weakly prime, because it can be changed into another prime (539142433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269586216 + 269586217.

It is an arithmetic number, because the mean of its divisors is an integer number (269586217).

Almost surely, 2^539172433 is an apocalyptic number.

It is an amenable number.

539172433 is a deficient number, since it is larger than the sum of its proper divisors (1).

539172433 is an equidigital number, since it uses as much as digits as its factorization.

539172433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 539172433 is about 23220.0868430762. The cubic root of 539172433 is about 813.9090792447.

The spelling of 539172433 in words is "five hundred thirty-nine million, one hundred seventy-two thousand, four hundred thirty-three".