2415541 has 2 divisors, whose sum is σ = 2415542. Its totient is φ = 2415540.

The previous prime is 2415533. The next prime is 2415557. The reversal of 2415541 is 1455142.

It is the 635-th star number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2414916 + 625 = 1554^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 2415541 - 2³ = 2415533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2415521) 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 as a sum of consecutive naturals, namely, 1207770 + 1207771.

It is an arithmetic number, because the mean of its divisors is an integer number (1207771).

2^2415541 is an apocalyptic number.

It is an amenable number.

2415541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2415541 is an equidigital number, since it uses as much as digits as its factorization.

2415541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 800, while the sum is 22.

The square root of 2415541 is about 1554.2010809416. The cubic root of 2415541 is about 134.1749589583.

The spelling of 2415541 in words is "two million, four hundred fifteen thousand, five hundred forty-one".