541398941 has 4 divisors (see below), whose sum is σ = 560067900. Its totient is φ = 522729984.

The previous prime is 541398937. The next prime is 541398943. The reversal of 541398941 is 149893145.

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

It can be written as a sum of positive squares in 2 ways, for example, as 426587716 + 114811225 = 20654^2 + 10715^2 .

It is a cyclic number.

It is not a de Polignac number, because 541398941 - 2² = 541398937 is a prime.

It is a super-2 number, since 2×541398941² = 586225626631842962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 541398892 and 541398901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541398943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9334436 + ... + 9334493.

It is an arithmetic number, because the mean of its divisors is an integer number (140016975).

Almost surely, 2^541398941 is an apocalyptic number.

It is an amenable number.

541398941 is a deficient number, since it is larger than the sum of its proper divisors (18668959).

541398941 is a wasteful number, since it uses less digits than its factorization.

541398941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18668958.

The product of its digits is 155520, while the sum is 44.

The square root of 541398941 is about 23267.9810254349. The cubic root of 541398941 is about 815.0278841753.

The spelling of 541398941 in words is "five hundred forty-one million, three hundred ninety-eight thousand, nine hundred forty-one".