531163207607 has 2 divisors, whose sum is σ = 531163207608. Its totient is φ = 531163207606.

The previous prime is 531163207591. The next prime is 531163207637. The reversal of 531163207607 is 706702361135.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 531163207607 - 2⁴ = 531163207591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531163207637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265581603803 + 265581603804.

It is an arithmetic number, because the mean of its divisors is an integer number (265581603804).

Almost surely, 2^531163207607 is an apocalyptic number.

531163207607 is a deficient number, since it is larger than the sum of its proper divisors (1).

531163207607 is an equidigital number, since it uses as much as digits as its factorization.

531163207607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 531163207607 in words is "five hundred thirty-one billion, one hundred sixty-three million, two hundred seven thousand, six hundred seven".