132549997 has 2 divisors, whose sum is σ = 132549998. Its totient is φ = 132549996.

The previous prime is 132549973. The next prime is 132550001. The reversal of 132549997 is 799945231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131537961 + 1012036 = 11469^2 + 1006^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132549997 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132549997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132549797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66274998 + 66274999.

It is an arithmetic number, because the mean of its divisors is an integer number (66274999).

Almost surely, 2^132549997 is an apocalyptic number.

It is an amenable number.

132549997 is a deficient number, since it is larger than the sum of its proper divisors (1).

132549997 is an equidigital number, since it uses as much as digits as its factorization.

132549997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 49.

The square root of 132549997 is about 11513.0359592941. The cubic root of 132549997 is about 509.8705258925.

The spelling of 132549997 in words is "one hundred thirty-two million, five hundred forty-nine thousand, nine hundred ninety-seven".