4052541 has 4 divisors (see below), whose sum is σ = 5403392. Its totient is φ = 2701692.

The previous prime is 4052527. The next prime is 4052549. The reversal of 4052541 is 1452504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4052541 - 2⁵ = 4052509 is a prime.

It is a D-number.

It is a Duffinian number.

4052541 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675421 + ... + 675426.

It is an arithmetic number, because the mean of its divisors is an integer number (1350848).

Almost surely, 2^4052541 is an apocalyptic number.

It is an amenable number.

4052541 is a deficient number, since it is larger than the sum of its proper divisors (1350851).

4052541 is a wasteful number, since it uses less digits than its factorization.

4052541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350850.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 4052541 is about 2013.0923972833. The cubic root of 4052541 is about 159.4321144010.

The spelling of 4052541 in words is "four million, fifty-two thousand, five hundred forty-one".