45501 has 8 divisors (see below), whose sum is σ = 62880. Its totient is φ = 29232.

The previous prime is 45497. The next prime is 45503. The reversal of 45501 is 10554.

45501 is nontrivially palindromic in base 14.

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

It is not a de Polignac number, because 45501 - 2² = 45497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175 + ... + 348.

It is an arithmetic number, because the mean of its divisors is an integer number (7860).

2⁴⁵⁵⁰¹ is an apocalyptic number.

It is an amenable number.

45501 is a deficient number, since it is larger than the sum of its proper divisors (17379).

45501 is a wasteful number, since it uses less digits than its factorization.

45501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 45501 is about 213.3096341003. The cubic root of 45501 is about 35.7004464475.

The spelling of 45501 in words is "forty-five thousand, five hundred one".