531118101056827 has 2 divisors, whose sum is σ = 531118101056828. Its totient is φ = 531118101056826.

The previous prime is 531118101056797. The next prime is 531118101056941. The reversal of 531118101056827 is 728650101811135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 531118101056827 - 2¹⁵ = 531118101024059 is a prime.

It is not a weakly prime, because it can be changed into another prime (531118101056227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265559050528413 + 265559050528414.

It is an arithmetic number, because the mean of its divisors is an integer number (265559050528414).

Almost surely, 2^{531118101056827} is an apocalyptic number.

531118101056827 is a deficient number, since it is larger than the sum of its proper divisors (1).

531118101056827 is an equidigital number, since it uses as much as digits as its factorization.

531118101056827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 49.

The spelling of 531118101056827 in words is "five hundred thirty-one trillion, one hundred eighteen billion, one hundred one million, fifty-six thousand, eight hundred twenty-seven".