1031331311159 has 2 divisors, whose sum is σ = 1031331311160. Its totient is φ = 1031331311158.

The previous prime is 1031331311077. The next prime is 1031331311167. The reversal of 1031331311159 is 9511131331301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031331311159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031331371159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515665655579 + 515665655580.

It is an arithmetic number, because the mean of its divisors is an integer number (515665655580).

Almost surely, 2^{1031331311159} is an apocalyptic number.

1031331311159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031331311159 is an equidigital number, since it uses as much as digits as its factorization.

1031331311159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 32.

The spelling of 1031331311159 in words is "one trillion, thirty-one billion, three hundred thirty-one million, three hundred eleven thousand, one hundred fifty-nine".