539142433 has 2 divisors, whose sum is σ = 539142434. Its totient is φ = 539142432.

The previous prime is 539142431. The next prime is 539142463. The reversal of 539142433 is 334241935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 301612689 + 237529744 = 17367^2 + 15412^2 .

It is a cyclic number.

It is not a de Polignac number, because 539142433 - 2¹ = 539142431 is a prime.

It is a super-2 number, since 2×539142433² = 581349126122318978, which contains 22 as substring.

Together with 539142431, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (539142431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269571216 + 269571217.

It is an arithmetic number, because the mean of its divisors is an integer number (269571217).

Almost surely, 2^539142433 is an apocalyptic number.

It is an amenable number.

539142433 is a deficient number, since it is larger than the sum of its proper divisors (1).

539142433 is an equidigital number, since it uses as much as digits as its factorization.

539142433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 539142433 is about 23219.4408416740. The cubic root of 539142433 is about 813.8939834400.

The spelling of 539142433 in words is "five hundred thirty-nine million, one hundred forty-two thousand, four hundred thirty-three".