1124887 has 4 divisors (see below), whose sum is σ = 1128816. Its totient is φ = 1120960.

The previous prime is 1124869. The next prime is 1124951. The reversal of 1124887 is 7884211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7884211 = 1747 ⋅4513.

It is a cyclic number.

It is not a de Polignac number, because 1124887 - 2⁷ = 1124759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1498 + ... + 2119.

It is an arithmetic number, because the mean of its divisors is an integer number (282204).

2^1124887 is an apocalyptic number.

1124887 is a deficient number, since it is larger than the sum of its proper divisors (3929).

1124887 is an equidigital number, since it uses as much as digits as its factorization.

1124887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928.

The product of its digits is 3584, while the sum is 31.

The square root of 1124887 is about 1060.6069017313. The cubic root of 1124887 is about 104.0007088216. Note that the first 3 decimals are identical.

The spelling of 1124887 in words is "one million, one hundred twenty-four thousand, eight hundred eighty-seven".