1047863 has 8 divisors (see below), whose sum is σ = 1131408. Its totient is φ = 966784.

The previous prime is 1047859. The next prime is 1047881. The reversal of 1047863 is 3687401.

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

It is a cyclic number.

It is not a de Polignac number, because 1047863 - 2² = 1047859 is a prime.

It is a d-powerful number, because it can be written as 1 + 0 + 4 + 7⁷ + 8³ + 6⁶ + 3¹¹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047833) 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, 320 + ... + 1482.

It is an arithmetic number, because the mean of its divisors is an integer number (141426).

2^1047863 is an apocalyptic number.

1047863 is a deficient number, since it is larger than the sum of its proper divisors (83545).

1047863 is a wasteful number, since it uses less digits than its factorization.

1047863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1047863 is about 1023.6517962667. The cubic root of 1047863 is about 101.5706352300.

The spelling of 1047863 in words is "one million, forty-seven thousand, eight hundred sixty-three".