45412 has 6 divisors (see below), whose sum is σ = 79478. Its totient is φ = 22704.

The previous prime is 45403. The next prime is 45413. The reversal of 45412 is 21454.

It can be written as a sum of positive squares in only one way, i.e., 34596 + 10816 = 186^2 + 104^2 .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 12 and base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45412.

It is not an unprimeable number, because it can be changed into a prime (45413) by changing a digit.

45412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 5673 + ... + 5680.

2⁴⁵⁴¹² is an apocalyptic number.

It is an amenable number.

45412 is a deficient number, since it is larger than the sum of its proper divisors (34066).

45412 is a wasteful number, since it uses less digits than its factorization.

45412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11357 (or 11355 counting only the distinct ones).

The product of its digits is 160, while the sum is 16.

The square root of 45412 is about 213.1009150614. The cubic root of 45412 is about 35.6771545520.

Adding to 45412 its reverse (21454), we get a palindrome (66866).

The spelling of 45412 in words is "forty-five thousand, four hundred twelve".