31441313089 has 2 divisors, whose sum is σ = 31441313090. Its totient is φ = 31441313088.

The previous prime is 31441313081. The next prime is 31441313131. The reversal of 31441313089 is 98031314413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31438126864 + 3186225 = 177308^2 + 1785^2 .

It is a cyclic number.

It is not a de Polignac number, because 31441313089 - 2³ = 31441313081 is a prime.

It is not a weakly prime, because it can be changed into another prime (31441313081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15720656544 + 15720656545.

It is an arithmetic number, because the mean of its divisors is an integer number (15720656545).

Almost surely, 2^31441313089 is an apocalyptic number.

It is an amenable number.

31441313089 is a deficient number, since it is larger than the sum of its proper divisors (1).

31441313089 is an equidigital number, since it uses as much as digits as its factorization.

31441313089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 31441313089 in words is "thirty-one billion, four hundred forty-one million, three hundred thirteen thousand, eighty-nine".