11608987 has 4 divisors (see below), whose sum is σ = 12502000. Its totient is φ = 10715976.

The previous prime is 11608979. The next prime is 11608991. The reversal of 11608987 is 78980611.

11608987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11608987 - 2³ = 11608979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11608907) 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, 446487 + ... + 446512.

It is an arithmetic number, because the mean of its divisors is an integer number (3125500).

Almost surely, 2^11608987 is an apocalyptic number.

11608987 is a deficient number, since it is larger than the sum of its proper divisors (893013).

11608987 is an equidigital number, since it uses as much as digits as its factorization.

11608987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893012.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 11608987 is about 3407.1963547762. The cubic root of 11608987 is about 226.4286835659.

The spelling of 11608987 in words is "eleven million, six hundred eight thousand, nine hundred eighty-seven".