539233813369 has 2 divisors, whose sum is σ = 539233813370. Its totient is φ = 539233813368.

The previous prime is 539233813271. The next prime is 539233813387. The reversal of 539233813369 is 963318332935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429695982144 + 109537831225 = 655512^2 + 330965^2 .

It is a cyclic number.

It is not a de Polignac number, because 539233813369 - 2¹³ = 539233805177 is a prime.

It is a super-2 number, since 2×539233813369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (539233810369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269616906684 + 269616906685.

It is an arithmetic number, because the mean of its divisors is an integer number (269616906685).

Almost surely, 2^539233813369 is an apocalyptic number.

It is an amenable number.

539233813369 is a deficient number, since it is larger than the sum of its proper divisors (1).

539233813369 is an equidigital number, since it uses as much as digits as its factorization.

539233813369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9447840, while the sum is 55.

The spelling of 539233813369 in words is "five hundred thirty-nine billion, two hundred thirty-three million, eight hundred thirteen thousand, three hundred sixty-nine".