132171147505151 has 4 divisors (see below), whose sum is σ = 132842067035832. Its totient is φ = 131500227974472.

The previous prime is 132171147505141. The next prime is 132171147505211. The reversal of 132171147505151 is 151505741171231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132171147505151 - 2²² = 132171143310847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132171147505141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335459765045 + ... + 335459765438.

It is an arithmetic number, because the mean of its divisors is an integer number (33210516758958).

Almost surely, 2^{132171147505151} is an apocalyptic number.

132171147505151 is a deficient number, since it is larger than the sum of its proper divisors (670919530681).

132171147505151 is an equidigital number, since it uses as much as digits as its factorization.

132171147505151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670919530680.

The product of its (nonzero) digits is 147000, while the sum is 44.

Adding to 132171147505151 its reverse (151505741171231), we get a palindrome (283676888676382).

The spelling of 132171147505151 in words is "one hundred thirty-two trillion, one hundred seventy-one billion, one hundred forty-seven million, five hundred five thousand, one hundred fifty-one".