541522631 has 4 divisors (see below), whose sum is σ = 583178232. Its totient is φ = 499867032.

The previous prime is 541522589. The next prime is 541522637. The reversal of 541522631 is 136225145.

541522631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 541522631 - 2⁶ = 541522567 is a prime.

It is a super-2 number, since 2×541522631² = 586493519770324322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 541522594 and 541522603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541522637) 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, 20827781 + ... + 20827806.

It is an arithmetic number, because the mean of its divisors is an integer number (145794558).

Almost surely, 2^541522631 is an apocalyptic number.

541522631 is a deficient number, since it is larger than the sum of its proper divisors (41655601).

541522631 is a wasteful number, since it uses less digits than its factorization.

541522631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41655600.

The product of its digits is 7200, while the sum is 29.

The square root of 541522631 is about 23270.6388180471. The cubic root of 541522631 is about 815.0899475418.

Adding to 541522631 its reverse (136225145), we get a palindrome (677747776).

The spelling of 541522631 in words is "five hundred forty-one million, five hundred twenty-two thousand, six hundred thirty-one".