45415 has 8 divisors (see below), whose sum is σ = 56448. Its totient is φ = 35040.

The previous prime is 45413. The next prime is 45427. The reversal of 45415 is 51454.

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

It is not a de Polignac number, because 45415 - 2¹ = 45413 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12 and base 14.

It is a junction number, because it is equal to n+sod(n) for n = 45392 and 45401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45413) 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, 9 + ... + 301.

It is an arithmetic number, because the mean of its divisors is an integer number (7056).

2⁴⁵⁴¹⁵ is an apocalyptic number.

45415 is a deficient number, since it is larger than the sum of its proper divisors (11033).

45415 is a wasteful number, since it uses less digits than its factorization.

45415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 400, while the sum is 19.

The square root of 45415 is about 213.1079538638. The cubic root of 45415 is about 35.6779401674.

Adding to 45415 its reverse (51454), we get a palindrome (96869).

The spelling of 45415 in words is "forty-five thousand, four hundred fifteen".