401541 has 8 divisors (see below), whose sum is σ = 611904. Its totient is φ = 229440.

The previous prime is 401539. The next prime is 401551. The reversal of 401541 is 145104.

401541 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 401541 - 2¹ = 401539 is a prime.

It is a super-2 number, since 2×401541² = 322470349362, which contains 22 as substring.

401541 is strictly pandigital in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 401541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401551) 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, 9540 + ... + 9581.

It is an arithmetic number, because the mean of its divisors is an integer number (76488).

2⁴⁰¹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

401541 is a deficient number, since it is larger than the sum of its proper divisors (210363).

401541 is a wasteful number, since it uses less digits than its factorization.

401541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19131.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 401541 is about 633.6726284131. The cubic root of 401541 is about 73.7751269356.

Adding to 401541 its reverse (145104), we get a palindrome (546645).

The spelling of 401541 in words is "four hundred one thousand, five hundred forty-one".