1323047 has 4 divisors (see below), whose sum is σ = 1443336. Its totient is φ = 1202760.

The previous prime is 1323043. The next prime is 1323053. The reversal of 1323047 is 7403231.

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 1323047 - 2² = 1323043 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 (1323041) 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, 60128 + ... + 60149.

It is an arithmetic number, because the mean of its divisors is an integer number (360834).

2^1323047 is an apocalyptic number.

1323047 is a deficient number, since it is larger than the sum of its proper divisors (120289).

1323047 is a wasteful number, since it uses less digits than its factorization.

1323047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120288.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1323047 is about 1150.2378015002. The cubic root of 1323047 is about 109.7804712654.

Adding to 1323047 its reverse (7403231), we get a palindrome (8726278).

It can be divided in two parts, 132 and 3047, that multiplied together give a palindrome (402204).

The spelling of 1323047 in words is "one million, three hundred twenty-three thousand, forty-seven".