1541541 has 8 divisors (see below), whose sum is σ = 2083840. Its totient is φ = 1013472.

The previous prime is 1541539. The next prime is 1541581. The reversal of 1541541 is 1451451.

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

It is not a de Polignac number, because 1541541 - 2¹ = 1541539 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541581) 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 7 ways as a sum of consecutive naturals, for example, 3301 + ... + 3738.

It is an arithmetic number, because the mean of its divisors is an integer number (260480).

2^1541541 is an apocalyptic number.

It is an amenable number.

1541541 is a deficient number, since it is larger than the sum of its proper divisors (542299).

1541541 is an equidigital number, since it uses as much as digits as its factorization.

1541541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7115.

The product of its digits is 400, while the sum is 21.

The square root of 1541541 is about 1241.5880959481. The cubic root of 1541541 is about 115.5185405292.

Adding to 1541541 its reverse (1451451), we get a palindrome (2992992).

The spelling of 1541541 in words is "one million, five hundred forty-one thousand, five hundred forty-one".