1233987 has 8 divisors (see below), whose sum is σ = 1689936. Its totient is φ = 800352.

The previous prime is 1233983. The next prime is 1234001. The reversal of 1233987 is 7893321.

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

It is not a de Polignac number, because 1233987 - 2² = 1233983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1233983) 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, 5448 + ... + 5669.

It is an arithmetic number, because the mean of its divisors is an integer number (211242).

2^1233987 is an apocalyptic number.

1233987 is a deficient number, since it is larger than the sum of its proper divisors (455949).

1233987 is a wasteful number, since it uses less digits than its factorization.

1233987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11157.

The product of its digits is 9072, while the sum is 33.

The square root of 1233987 is about 1110.8496747985. The cubic root of 1233987 is about 107.2597700306.

The spelling of 1233987 in words is "one million, two hundred thirty-three thousand, nine hundred eighty-seven".