1128854 has 8 divisors (see below), whose sum is σ = 1751760. Its totient is φ = 544936.

The previous prime is 1128823. The next prime is 1128889. The reversal of 1128854 is 4588211.

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

It is a super-2 number, since 2×1128854² = 2548622706632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

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, 9674 + ... + 9789.

It is an arithmetic number, because the mean of its divisors is an integer number (218970).

2^1128854 is an apocalyptic number.

1128854 is a deficient number, since it is larger than the sum of its proper divisors (622906).

1128854 is a wasteful number, since it uses less digits than its factorization.

1128854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19494.

The product of its digits is 2560, while the sum is 29.

The square root of 1128854 is about 1062.4754114802. The cubic root of 1128854 is about 104.1228208715.

The spelling of 1128854 in words is "one million, one hundred twenty-eight thousand, eight hundred fifty-four".