5042045 has 4 divisors (see below), whose sum is σ = 6050460. Its totient is φ = 4033632.

The previous prime is 5042039. The next prime is 5042053. The reversal of 5042045 is 5402405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5402405 = 5 ⋅1080481.

It can be written as a sum of positive squares in 2 ways, for example, as 3511876 + 1530169 = 1874^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 5042045 - 2⁴ = 5042029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504200 + ... + 504209.

It is an arithmetic number, because the mean of its divisors is an integer number (1512615).

Almost surely, 2^5042045 is an apocalyptic number.

It is an amenable number.

5042045 is a deficient number, since it is larger than the sum of its proper divisors (1008415).

5042045 is a wasteful number, since it uses less digits than its factorization.

5042045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008414.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 5042045 is about 2245.4498435726. The cubic root of 5042045 is about 171.4755636715.

The spelling of 5042045 in words is "five million, forty-two thousand, forty-five".