541553 has 4 divisors (see below), whose sum is σ = 544500. Its totient is φ = 538608.

The previous prime is 541549. The next prime is 541571. The reversal of 541553 is 355145.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 327184 + 214369 = 572^2 + 463^2 .

It is a cyclic number.

It is not a de Polignac number, because 541553 - 2² = 541549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (541523) 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, 1178 + ... + 1571.

It is an arithmetic number, because the mean of its divisors is an integer number (136125).

2⁵⁴¹⁵⁵³ is an apocalyptic number.

It is an amenable number.

541553 is a deficient number, since it is larger than the sum of its proper divisors (2947).

541553 is a wasteful number, since it uses less digits than its factorization.

541553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946.

The product of its digits is 1500, while the sum is 23.

The square root of 541553 is about 735.9028468487. The cubic root of 541553 is about 81.5105184211.

Adding to 541553 its reverse (355145), we get a palindrome (896698).

The spelling of 541553 in words is "five hundred forty-one thousand, five hundred fifty-three".