132197226761 has 2 divisors, whose sum is σ = 132197226762. Its totient is φ = 132197226760.

The previous prime is 132197226683. The next prime is 132197226793. The reversal of 132197226761 is 167622791231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116720622736 + 15476604025 = 341644^2 + 124405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132197226761 is a prime.

It is a super-2 number, since 2×132197226761² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (132197226961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66098613380 + 66098613381.

It is an arithmetic number, because the mean of its divisors is an integer number (66098613381).

Almost surely, 2^132197226761 is an apocalyptic number.

It is an amenable number.

132197226761 is a deficient number, since it is larger than the sum of its proper divisors (1).

132197226761 is an equidigital number, since it uses as much as digits as its factorization.

132197226761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The spelling of 132197226761 in words is "one hundred thirty-two billion, one hundred ninety-seven million, two hundred twenty-six thousand, seven hundred sixty-one".