45379 has 4 divisors (see below), whose sum is σ = 47376. Its totient is φ = 43384.

The previous prime is 45377. The next prime is 45389. The reversal of 45379 is 97354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97354 = 2 ⋅48677.

It is a cyclic number.

It is not a de Polignac number, because 45379 - 2¹ = 45377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964 + ... + 1009.

It is an arithmetic number, because the mean of its divisors is an integer number (11844).

2⁴⁵³⁷⁹ is an apocalyptic number.

45379 is a deficient number, since it is larger than the sum of its proper divisors (1997).

45379 is a wasteful number, since it uses less digits than its factorization.

45379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996.

The product of its digits is 3780, while the sum is 28.

The square root of 45379 is about 213.0234728850. The cubic root of 45379 is about 35.6685104976.

It can be divided in two parts, 45 and 379, that added together give a palindrome (424).

The spelling of 45379 in words is "forty-five thousand, three hundred seventy-nine".