1587041 has 8 divisors (see below), whose sum is σ = 1659840. Its totient is φ = 1515888.

The previous prime is 1587011. The next prime is 1587067. The reversal of 1587041 is 1407851.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1587041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1587041.

It is not an unprimeable number, because it can be changed into a prime (1587011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1820 + ... + 2546.

It is an arithmetic number, because the mean of its divisors is an integer number (207480).

2^1587041 is an apocalyptic number.

It is an amenable number.

1587041 is a deficient number, since it is larger than the sum of its proper divisors (72799).

1587041 is an equidigital number, since it uses as much as digits as its factorization.

1587041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 1587041 is about 1259.7781550733. The cubic root of 1587041 is about 116.6440836108.

The spelling of 1587041 in words is "one million, five hundred eighty-seven thousand, forty-one".