365045 has 4 divisors (see below), whose sum is σ = 438060. Its totient is φ = 292032.

The previous prime is 365039. The next prime is 365063. The reversal of 365045 is 540563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 540563 = 241 ⋅2243.

It can be written as a sum of positive squares in 2 ways, for example, as 96721 + 268324 = 311^2 + 518^2 .

It is a cyclic number.

It is not a de Polignac number, because 365045 - 2¹² = 360949 is a prime.

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 365045.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 365045.

It is an unprimeable number.

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, 36500 + ... + 36509.

It is an arithmetic number, because the mean of its divisors is an integer number (109515).

2³⁶⁵⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

365045 is a deficient number, since it is larger than the sum of its proper divisors (73015).

365045 is an equidigital number, since it uses as much as digits as its factorization.

365045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73014.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 365045 is about 604.1895397969. The cubic root of 365045 is about 71.4686318138.

The spelling of 365045 in words is "three hundred sixty-five thousand, forty-five".