1654541 has 12 divisors (see below), whose sum is σ = 1950048. Its totient is φ = 1375032.

The previous prime is 1654531. The next prime is 1654547. The reversal of 1654541 is 1454561.

It is not a de Polignac number, because 1654541 - 2¹⁰ = 1653517 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1654541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15410 + ... + 15516.

It is an arithmetic number, because the mean of its divisors is an integer number (162504).

2^1654541 is an apocalyptic number.

It is an amenable number.

1654541 is a deficient number, since it is larger than the sum of its proper divisors (295507).

1654541 is an equidigital number, since it uses as much as digits as its factorization.

1654541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 161 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 1654541 is about 1286.2896252400. The cubic root of 1654541 is about 118.2748786651.

The spelling of 1654541 in words is "one million, six hundred fifty-four thousand, five hundred forty-one".