132551455 has 4 divisors (see below), whose sum is σ = 159061752. Its totient is φ = 106041160.

The previous prime is 132551449. The next prime is 132551459. The reversal of 132551455 is 554155231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 554155231 = 7 ⋅79165033.

It is not a de Polignac number, because 132551455 - 2¹¹ = 132549407 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132551459) 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 in 3 ways as a sum of consecutive naturals, for example, 13255141 + ... + 13255150.

It is an arithmetic number, because the mean of its divisors is an integer number (39765438).

Almost surely, 2^132551455 is an apocalyptic number.

132551455 is a deficient number, since it is larger than the sum of its proper divisors (26510297).

132551455 is an equidigital number, since it uses as much as digits as its factorization.

132551455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26510296.

The product of its digits is 15000, while the sum is 31.

The square root of 132551455 is about 11513.0992786478. The cubic root of 132551455 is about 509.8723953469.

The spelling of 132551455 in words is "one hundred thirty-two million, five hundred fifty-one thousand, four hundred fifty-five".