541565949 has 8 divisors (see below), whose sum is σ = 760092640. Its totient is φ = 342041616.

The previous prime is 541565933. The next prime is 541565989. The reversal of 541565949 is 949565145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 541565949 - 2⁴ = 541565933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 541565898 and 541565907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541565909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4750522 + ... + 4750635.

It is an arithmetic number, because the mean of its divisors is an integer number (95011580).

Almost surely, 2^541565949 is an apocalyptic number.

It is an amenable number.

541565949 is a deficient number, since it is larger than the sum of its proper divisors (218526691).

541565949 is a wasteful number, since it uses less digits than its factorization.

541565949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9501179.

The product of its digits is 972000, while the sum is 48.

The square root of 541565949 is about 23271.5695431142. The cubic root of 541565949 is about 815.1116807824. Note that the first 3 decimals are identical.

The spelling of 541565949 in words is "five hundred forty-one million, five hundred sixty-five thousand, nine hundred forty-nine".