541540623 has 16 divisors (see below), whose sum is σ = 778144640. Its totient is φ = 333021024.

The previous prime is 541540619. The next prime is 541540633. The reversal of 541540623 is 326045145.

It is not a de Polignac number, because 541540623 - 2² = 541540619 is a prime.

It is a super-3 number, since 3×541540623³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541540613) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 63168 + ... + 71226.

It is an arithmetic number, because the mean of its divisors is an integer number (48634040).

Almost surely, 2^541540623 is an apocalyptic number.

541540623 is a deficient number, since it is larger than the sum of its proper divisors (236604017).

541540623 is a wasteful number, since it uses less digits than its factorization.

541540623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9798.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 541540623 is about 23271.0253964023. The cubic root of 541540623 is about 815.0989745181.

Adding to 541540623 its reverse (326045145), we get a palindrome (867585768).

The spelling of 541540623 in words is "five hundred forty-one million, five hundred forty thousand, six hundred twenty-three".