541403431 has 4 divisors (see below), whose sum is σ = 541674664. Its totient is φ = 541132200.

The previous prime is 541403419. The next prime is 541403441. The reversal of 541403431 is 134304145.

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 541403431 - 2¹⁵ = 541370663 is a prime.

It is a super-2 number, since 2×541403431² = 586235350197143522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 541403396 and 541403405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541403441) 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 3 ways as a sum of consecutive naturals, for example, 132600 + ... + 136621.

It is an arithmetic number, because the mean of its divisors is an integer number (135418666).

Almost surely, 2^541403431 is an apocalyptic number.

541403431 is a deficient number, since it is larger than the sum of its proper divisors (271233).

541403431 is a wasteful number, since it uses less digits than its factorization.

541403431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271232.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 541403431 is about 23268.0775097557. The cubic root of 541403431 is about 815.0301372674.

Adding to 541403431 its reverse (134304145), we get a palindrome (675707576).

The spelling of 541403431 in words is "five hundred forty-one million, four hundred three thousand, four hundred thirty-one".