132531197501 has 2 divisors, whose sum is σ = 132531197502. Its totient is φ = 132531197500.

The previous prime is 132531197437. The next prime is 132531197537. The reversal of 132531197501 is 105791135231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105658152601 + 26873044900 = 325051^2 + 163930^2 .

It is a cyclic number.

It is not a de Polignac number, because 132531197501 - 2⁶ = 132531197437 is a prime.

It is a super-2 number, since 2×132531197501² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132531197801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66265598750 + 66265598751.

It is an arithmetic number, because the mean of its divisors is an integer number (66265598751).

Almost surely, 2^132531197501 is an apocalyptic number.

It is an amenable number.

132531197501 is a deficient number, since it is larger than the sum of its proper divisors (1).

132531197501 is an equidigital number, since it uses as much as digits as its factorization.

132531197501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 38.

The spelling of 132531197501 in words is "one hundred thirty-two billion, five hundred thirty-one million, one hundred ninety-seven thousand, five hundred one".