541435861 has 16 divisors (see below), whose sum is σ = 563068800. Its totient is φ = 520363008.

The previous prime is 541435849. The next prime is 541435879. The reversal of 541435861 is 168534145.

It is a happy number.

It is not a de Polignac number, because 541435861 - 2¹¹ = 541433813 is a prime.

It is a super-2 number, since 2×541435861² = 586305583153622642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 541435861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541435841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508816 + ... + 509878.

It is an arithmetic number, because the mean of its divisors is an integer number (35191800).

Almost surely, 2^541435861 is an apocalyptic number.

It is an amenable number.

541435861 is a deficient number, since it is larger than the sum of its proper divisors (21632939).

541435861 is a wasteful number, since it uses less digits than its factorization.

541435861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308.

The product of its digits is 57600, while the sum is 37.

The square root of 541435861 is about 23268.7743768339. The cubic root of 541435861 is about 815.0464103447.

The spelling of 541435861 in words is "five hundred forty-one million, four hundred thirty-five thousand, eight hundred sixty-one".