1541223 has 12 divisors (see below), whose sum is σ = 2343640. Its totient is φ = 973296.

The previous prime is 1541209. The next prime is 1541251. The reversal of 1541223 is 3221451.

It is not a de Polignac number, because 1541223 - 2⁵ = 1541191 is a prime.

It is a Duffinian number.

1541223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1541196 and 1541205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541273) 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 11 ways as a sum of consecutive naturals, for example, 4336 + ... + 4677.

2^1541223 is an apocalyptic number.

1541223 is a deficient number, since it is larger than the sum of its proper divisors (802417).

1541223 is a wasteful number, since it uses less digits than its factorization.

1541223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9038 (or 9035 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1541223 is about 1241.4600275482. The cubic root of 1541223 is about 115.5105966553.

Adding to 1541223 its reverse (3221451), we get a palindrome (4762674).

It can be divided in two parts, 1541 and 223, that added together give a square (1764 = 42²).

The spelling of 1541223 in words is "one million, five hundred forty-one thousand, two hundred twenty-three".