1223701 has 4 divisors (see below), whose sum is σ = 1256812. Its totient is φ = 1190592.

The previous prime is 1223693. The next prime is 1223723. The reversal of 1223701 is 1073221.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 864900 + 358801 = 930^2 + 599^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223701 - 2³ = 1223693 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 (1223731) 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, 16500 + ... + 16573.

It is an arithmetic number, because the mean of its divisors is an integer number (314203).

2^1223701 is an apocalyptic number.

It is an amenable number.

1223701 is a deficient number, since it is larger than the sum of its proper divisors (33111).

1223701 is an equidigital number, since it uses as much as digits as its factorization.

1223701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33110.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1223701 is about 1106.2101970241. The cubic root of 1223701 is about 106.9609138982.

Adding to 1223701 its reverse (1073221), we get a palindrome (2296922).

The spelling of 1223701 in words is "one million, two hundred twenty-three thousand, seven hundred one".