1143486 has 12 divisors (see below), whose sum is σ = 2477592. Its totient is φ = 381156.

The previous prime is 1143481. The next prime is 1143487. The reversal of 1143486 is 6843411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31746 + ... + 31781.

It is an arithmetic number, because the mean of its divisors is an integer number (206466).

2^1143486 is an apocalyptic number.

1143486 is an abundant number, since it is smaller than the sum of its proper divisors (1334106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143486 is a wasteful number, since it uses less digits than its factorization.

1143486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63535 (or 63532 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1143486 is about 1069.3390481975. The cubic root of 1143486 is about 104.5707647032.

Adding to 1143486 its reverse (6843411), we get a palindrome (7986897).

It can be divided in two parts, 114 and 3486, that added together give a square (3600 = 60²).

The spelling of 1143486 in words is "one million, one hundred forty-three thousand, four hundred eighty-six".