1144554 has 8 divisors (see below), whose sum is σ = 2289120. Its totient is φ = 381516.

The previous prime is 1144537. The next prime is 1144573. The reversal of 1144554 is 4554411.

It is a happy number.

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

1144554 is an admirable 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, 95374 + ... + 95385.

It is an arithmetic number, because the mean of its divisors is an integer number (286140).

2^1144554 is an apocalyptic number.

1144554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1144554 is a wasteful number, since it uses less digits than its factorization.

1144554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190764.

The product of its digits is 1600, while the sum is 24.

The square root of 1144554 is about 1069.8383055397. The cubic root of 1144554 is about 104.6033104522.

Adding to 1144554 its reverse (4554411), we get a palindrome (5698965).

It can be divided in two parts, 11 and 44554, that multiplied together give a palindrome (490094).

The spelling of 1144554 in words is "one million, one hundred forty-four thousand, five hundred fifty-four".