32913213973 has 2 divisors, whose sum is σ = 32913213974. Its totient is φ = 32913213972.

The previous prime is 32913213947. The next prime is 32913214031. The reversal of 32913213973 is 37931231923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19750929444 + 13162284529 = 140538^2 + 114727^2 .

It is a cyclic number.

It is not a de Polignac number, because 32913213973 - 2⁹ = 32913213461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32913213173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16456606986 + 16456606987.

It is an arithmetic number, because the mean of its divisors is an integer number (16456606987).

Almost surely, 2^32913213973 is an apocalyptic number.

It is an amenable number.

32913213973 is a deficient number, since it is larger than the sum of its proper divisors (1).

32913213973 is an equidigital number, since it uses as much as digits as its factorization.

32913213973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 183708, while the sum is 43.

The spelling of 32913213973 in words is "thirty-two billion, nine hundred thirteen million, two hundred thirteen thousand, nine hundred seventy-three".