1200703 has 4 divisors (see below), whose sum is σ = 1372240. Its totient is φ = 1029168.

The previous prime is 1200701. The next prime is 1200739. The reversal of 1200703 is 3070021.

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

It is not a de Polignac number, because 1200703 - 2¹ = 1200701 is a prime.

It is a Duffinian number.

1200703 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85758 + ... + 85771.

It is an arithmetic number, because the mean of its divisors is an integer number (343060).

2^1200703 is an apocalyptic number.

1200703 is a deficient number, since it is larger than the sum of its proper divisors (171537).

1200703 is an equidigital number, since it uses as much as digits as its factorization.

1200703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171536.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 1200703 is about 1095.7659421610. The cubic root of 1200703 is about 106.2866042277.

Adding to 1200703 its reverse (3070021), we get a palindrome (4270724).

It can be divided in two parts, 1 and 200703, that added together give a square (200704 = 448²).

The spelling of 1200703 in words is "one million, two hundred thousand, seven hundred three".