1136887 has 8 divisors (see below), whose sum is σ = 1188000. Its totient is φ = 1086624.

The previous prime is 1136869. The next prime is 1136897. The reversal of 1136887 is 7886311.

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

It is a cyclic number.

It is not a de Polignac number, because 1136887 - 2¹⁵ = 1104119 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 (1136897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5614 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (148500).

2^1136887 is an apocalyptic number.

1136887 is a deficient number, since it is larger than the sum of its proper divisors (51113).

1136887 is a wasteful number, since it uses less digits than its factorization.

1136887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its digits is 8064, while the sum is 34.

The square root of 1136887 is about 1066.2490328249. The cubic root of 1136887 is about 104.3692189658.

The spelling of 1136887 in words is "one million, one hundred thirty-six thousand, eight hundred eighty-seven".