1654041 has 4 divisors (see below), whose sum is σ = 2205392. Its totient is φ = 1102692.

The previous prime is 1654039. The next prime is 1654043. The reversal of 1654041 is 1404561.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1404561 = 3 ⋅468187.

It is an interprime number because it is at equal distance from previous prime (1654039) and next prime (1654043).

It is not a de Polignac number, because 1654041 - 2¹ = 1654039 is a prime.

It is a D-number.

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 = 1653999 and 1654017.

It is not an unprimeable number, because it can be changed into a prime (1654043) 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 3 ways as a sum of consecutive naturals, for example, 275671 + ... + 275676.

It is an arithmetic number, because the mean of its divisors is an integer number (551348).

2^1654041 is an apocalyptic number.

It is an amenable number.

1654041 is a deficient number, since it is larger than the sum of its proper divisors (551351).

1654041 is an equidigital number, since it uses as much as digits as its factorization.

1654041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551350.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1654041 is about 1286.0952530820. The cubic root of 1654041 is about 118.2629632966.

Subtracting from 1654041 its product of nonzero digits (480), we obtain a palindrome (1653561).

The spelling of 1654041 in words is "one million, six hundred fifty-four thousand, forty-one".