32313020989 has 2 divisors, whose sum is σ = 32313020990. Its totient is φ = 32313020988.

The previous prime is 32313020953. The next prime is 32313021047. The reversal of 32313020989 is 98902031323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28238113764 + 4074907225 = 168042^2 + 63835^2 .

It is a cyclic number.

It is not a de Polignac number, because 32313020989 - 2¹⁹ = 32312496701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32313020489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156510494 + 16156510495.

It is an arithmetic number, because the mean of its divisors is an integer number (16156510495).

Almost surely, 2^32313020989 is an apocalyptic number.

It is an amenable number.

32313020989 is a deficient number, since it is larger than the sum of its proper divisors (1).

32313020989 is an equidigital number, since it uses as much as digits as its factorization.

32313020989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 32313020989 in words is "thirty-two billion, three hundred thirteen million, twenty thousand, nine hundred eighty-nine".