132170207261 has 2 divisors, whose sum is σ = 132170207262. Its totient is φ = 132170207260.

The previous prime is 132170207203. The next prime is 132170207303. The reversal of 132170207261 is 162702071231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92142602500 + 40027604761 = 303550^2 + 200069^2 .

It is a cyclic number.

It is not a de Polignac number, because 132170207261 - 2¹⁰ = 132170206237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132170207761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66085103630 + 66085103631.

It is an arithmetic number, because the mean of its divisors is an integer number (66085103631).

Almost surely, 2^132170207261 is an apocalyptic number.

It is an amenable number.

132170207261 is a deficient number, since it is larger than the sum of its proper divisors (1).

132170207261 is an equidigital number, since it uses as much as digits as its factorization.

132170207261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

Adding to 132170207261 its reverse (162702071231), we get a palindrome (294872278492).

The spelling of 132170207261 in words is "one hundred thirty-two billion, one hundred seventy million, two hundred seven thousand, two hundred sixty-one".