1146887 has 4 divisors (see below), whose sum is σ = 1310736. Its totient is φ = 983040.

The previous prime is 1146881. The next prime is 1146911. The reversal of 1146887 is 7886411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1146887 - 2⁶ = 1146823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146881) 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, 81914 + ... + 81927.

It is an arithmetic number, because the mean of its divisors is an integer number (327684).

2^1146887 is an apocalyptic number.

1146887 is a deficient number, since it is larger than the sum of its proper divisors (163849).

1146887 is an equidigital number, since it uses as much as digits as its factorization.

1146887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163848.

The product of its digits is 10752, while the sum is 35.

The square root of 1146887 is about 1070.9281021619. The cubic root of 1146887 is about 104.6743348856.

It can be divided in two parts, 114688 and 7, that multiplied together give a square (802816 = 896²).

The spelling of 1146887 in words is "one million, one hundred forty-six thousand, eight hundred eighty-seven".