132155445 has 8 divisors (see below), whose sum is σ = 211448736. Its totient is φ = 70482896.

The previous prime is 132155437. The next prime is 132155461. The reversal of 132155445 is 544551231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132155445 - 2³ = 132155437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4405167 + ... + 4405196.

It is an arithmetic number, because the mean of its divisors is an integer number (26431092).

Almost surely, 2^132155445 is an apocalyptic number.

132155445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132155445 is a deficient number, since it is larger than the sum of its proper divisors (79293291).

132155445 is an equidigital number, since it uses as much as digits as its factorization.

132155445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8810371.

The product of its digits is 12000, while the sum is 30.

The square root of 132155445 is about 11495.8881779530. Note that the first 3 decimals coincide. The cubic root of 132155445 is about 509.3641248509.

The spelling of 132155445 in words is "one hundred thirty-two million, one hundred fifty-five thousand, four hundred forty-five".