1031345255111 has 2 divisors, whose sum is σ = 1031345255112. Its totient is φ = 1031345255110.

The previous prime is 1031345255029. The next prime is 1031345255159. The reversal of 1031345255111 is 1115525431301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031345255111 - 2¹⁴ = 1031345238727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031345255411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515672627555 + 515672627556.

It is an arithmetic number, because the mean of its divisors is an integer number (515672627556).

Almost surely, 2^{1031345255111} is an apocalyptic number.

1031345255111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031345255111 is an equidigital number, since it uses as much as digits as its factorization.

1031345255111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 32.

The spelling of 1031345255111 in words is "one trillion, thirty-one billion, three hundred forty-five million, two hundred fifty-five thousand, one hundred eleven".