7131712268867 has 2 divisors, whose sum is σ = 7131712268868. Its totient is φ = 7131712268866.

The previous prime is 7131712268827. The next prime is 7131712268887. The reversal of 7131712268867 is 7688622171317.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7131712268867 - 2¹⁰ = 7131712267843 is a prime.

It is a super-2 number, since 2×7131712268867² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7131712268827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3565856134433 + 3565856134434.

It is an arithmetic number, because the mean of its divisors is an integer number (3565856134434).

Almost surely, 2^{7131712268867} is an apocalyptic number.

7131712268867 is a deficient number, since it is larger than the sum of its proper divisors (1).

7131712268867 is an equidigital number, since it uses as much as digits as its factorization.

7131712268867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9483264, while the sum is 59.

The spelling of 7131712268867 in words is "seven trillion, one hundred thirty-one billion, seven hundred twelve million, two hundred sixty-eight thousand, eight hundred sixty-seven".