45029 has 4 divisors (see below), whose sum is σ = 46284. Its totient is φ = 43776.

The previous prime is 45013. The next prime is 45053. The reversal of 45029 is 92054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92054 = 2 ⋅46027.

It can be written as a sum of positive squares in 2 ways, for example, as 28900 + 16129 = 170^2 + 127^2 .

It is a cyclic number.

It is not a de Polignac number, because 45029 - 2⁴ = 45013 is a prime.

It is a super-2 number, since 2×45029² = 4055221682, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572 + ... + 645.

It is an arithmetic number, because the mean of its divisors is an integer number (11571).

2⁴⁵⁰²⁹ is an apocalyptic number.

It is an amenable number.

45029 is a deficient number, since it is larger than the sum of its proper divisors (1255).

45029 is a wasteful number, since it uses less digits than its factorization.

45029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 45029 is about 212.2003770025. The cubic root of 45029 is about 35.5765721379.

The spelling of 45029 in words is "forty-five thousand, twenty-nine".