45132427 has 4 divisors (see below), whose sum is σ = 45148176. Its totient is φ = 45116680.

The previous prime is 45132421. The next prime is 45132443. The reversal of 45132427 is 72423154.

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 45132427 - 2⁷ = 45132299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45132395 and 45132404.

It is not an unprimeable number, because it can be changed into a prime (45132421) 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, 2224 + ... + 9757.

It is an arithmetic number, because the mean of its divisors is an integer number (11287044).

Almost surely, 2^45132427 is an apocalyptic number.

45132427 is a deficient number, since it is larger than the sum of its proper divisors (15749).

45132427 is a wasteful number, since it uses less digits than its factorization.

45132427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15748.

The product of its digits is 6720, while the sum is 28.

The square root of 45132427 is about 6718.0672071661. The cubic root of 45132427 is about 356.0378989026.

The spelling of 45132427 in words is "forty-five million, one hundred thirty-two thousand, four hundred twenty-seven".