132311845 has 4 divisors (see below), whose sum is σ = 158774220. Its totient is φ = 105849472.

The previous prime is 132311831. The next prime is 132311887. The reversal of 132311845 is 548113231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 548113231 = 13669 ⋅40099.

It can be written as a sum of positive squares in 2 ways, for example, as 52620516 + 79691329 = 7254^2 + 8927^2 .

It is a cyclic number.

It is not a de Polignac number, because 132311845 - 2¹¹ = 132309797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13231180 + ... + 13231189.

It is an arithmetic number, because the mean of its divisors is an integer number (39693555).

Almost surely, 2^132311845 is an apocalyptic number.

It is an amenable number.

132311845 is a deficient number, since it is larger than the sum of its proper divisors (26462375).

132311845 is an equidigital number, since it uses as much as digits as its factorization.

132311845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26462374.

The product of its digits is 2880, while the sum is 28.

The square root of 132311845 is about 11502.6885987581. The cubic root of 132311845 is about 509.5649821149.

The spelling of 132311845 in words is "one hundred thirty-two million, three hundred eleven thousand, eight hundred forty-five".