538486799 has 2 divisors, whose sum is σ = 538486800. Its totient is φ = 538486798.

The previous prime is 538486777. The next prime is 538486801. The reversal of 538486799 is 997684835.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538486799 is a prime.

Together with 538486801, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538486759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269243399 + 269243400.

It is an arithmetic number, because the mean of its divisors is an integer number (269243400).

Almost surely, 2^538486799 is an apocalyptic number.

538486799 is a deficient number, since it is larger than the sum of its proper divisors (1).

538486799 is an equidigital number, since it uses as much as digits as its factorization.

538486799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 59.

The square root of 538486799 is about 23205.3183343819. The cubic root of 538486799 is about 813.5639327359.

The spelling of 538486799 in words is "five hundred thirty-eight million, four hundred eighty-six thousand, seven hundred ninety-nine".