539172419 has 2 divisors, whose sum is σ = 539172420. Its totient is φ = 539172418.

The previous prime is 539172409. The next prime is 539172433. The reversal of 539172419 is 914271935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 539172419 - 2⁸ = 539172163 is a prime.

It is a super-2 number, since 2×539172419² = 581413794820623122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (539172409) 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, 269586209 + 269586210.

It is an arithmetic number, because the mean of its divisors is an integer number (269586210).

Almost surely, 2^539172419 is an apocalyptic number.

539172419 is a deficient number, since it is larger than the sum of its proper divisors (1).

539172419 is an equidigital number, since it uses as much as digits as its factorization.

539172419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 41.

The square root of 539172419 is about 23220.0865416131. The cubic root of 539172419 is about 813.9090722002.

The spelling of 539172419 in words is "five hundred thirty-nine million, one hundred seventy-two thousand, four hundred nineteen".