1663054 has 8 divisors (see below), whose sum is σ = 2522880. Its totient is φ = 822096.

The previous prime is 1663031. The next prime is 1663073. The reversal of 1663054 is 4503661.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4494 + ... + 4849.

It is an arithmetic number, because the mean of its divisors is an integer number (315360).

2^1663054 is an apocalyptic number.

1663054 is a deficient number, since it is larger than the sum of its proper divisors (859826).

1663054 is an equidigital number, since it uses as much as digits as its factorization.

1663054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1663054 is about 1289.5945099139. The cubic root of 1663054 is about 118.4773823794.

The spelling of 1663054 in words is "one million, six hundred sixty-three thousand, fifty-four".