1200867 has 8 divisors (see below), whose sum is σ = 1606224. Its totient is φ = 798048.

The previous prime is 1200839. The next prime is 1200869. The reversal of 1200867 is 7680021.

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

It is not a de Polignac number, because 1200867 - 2⁷ = 1200739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200869) 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, 1513 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (200778).

2^1200867 is an apocalyptic number.

1200867 is a deficient number, since it is larger than the sum of its proper divisors (405357).

1200867 is an equidigital number, since it uses as much as digits as its factorization.

1200867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1200867 is about 1095.8407731053. The cubic root of 1200867 is about 106.2914431178.

Adding to 1200867 its reverse (7680021), we get a palindrome (8880888).

It can be divided in two parts, 1200 and 867, that multiplied together give a square (1040400 = 1020²).

The spelling of 1200867 in words is "one million, two hundred thousand, eight hundred sixty-seven".