32231158491197 has 2 divisors, whose sum is σ = 32231158491198. Its totient is φ = 32231158491196.

The previous prime is 32231158491187. The next prime is 32231158491227. The reversal of 32231158491197 is 79119485113223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30592115868196 + 1639042623001 = 5531014^2 + 1280251^2 .

It is an emirp because it is prime and its reverse (79119485113223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32231158491197 - 2¹⁰ = 32231158490173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32231158491187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16115579245598 + 16115579245599.

It is an arithmetic number, because the mean of its divisors is an integer number (16115579245599).

Almost surely, 2^{32231158491197} is an apocalyptic number.

It is an amenable number.

32231158491197 is a deficient number, since it is larger than the sum of its proper divisors (1).

32231158491197 is an equidigital number, since it uses as much as digits as its factorization.

32231158491197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 56.

The spelling of 32231158491197 in words is "thirty-two trillion, two hundred thirty-one billion, one hundred fifty-eight million, four hundred ninety-one thousand, one hundred ninety-seven".