32297000081 has 2 divisors, whose sum is σ = 32297000082. Its totient is φ = 32297000080.

The previous prime is 32296999981. The next prime is 32297000119. The reversal of 32297000081 is 18000079223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32286339856 + 10660225 = 179684^2 + 3265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32297000081 is a prime.

It is a super-2 number, since 2×32297000081² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32297000581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16148500040 + 16148500041.

It is an arithmetic number, because the mean of its divisors is an integer number (16148500041).

Almost surely, 2^32297000081 is an apocalyptic number.

It is an amenable number.

32297000081 is a deficient number, since it is larger than the sum of its proper divisors (1).

32297000081 is an equidigital number, since it uses as much as digits as its factorization.

32297000081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 32297000081 in words is "thirty-two billion, two hundred ninety-seven million, eighty-one", and thus it is an aban number.