1323011 has 4 divisors (see below), whose sum is σ = 1326312. Its totient is φ = 1319712.

The previous prime is 1323001. The next prime is 1323017. The reversal of 1323011 is 1103231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1103231 = 47 ⋅23473.

It is a cyclic number.

It is not a de Polignac number, because 1323011 - 2¹⁸ = 1060867 is a prime.

It is a super-2 number, since 2×1323011² = 3500716212242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322983 and 1323001.

It is not an unprimeable number, because it can be changed into a prime (1323017) 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, 950 + ... + 1883.

It is an arithmetic number, because the mean of its divisors is an integer number (331578).

2^1323011 is an apocalyptic number.

1323011 is a deficient number, since it is larger than the sum of its proper divisors (3301).

1323011 is an equidigital number, since it uses as much as digits as its factorization.

1323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1323011 is about 1150.2221524558. Note that the first 3 decimals coincide. The cubic root of 1323011 is about 109.7794755505.

Adding to 1323011 its reverse (1103231), we get a palindrome (2426242).

It can be divided in two parts, 13230 and 11, that multiplied together give a triangular number (145530 = T₅₃₉).

The spelling of 1323011 in words is "one million, three hundred twenty-three thousand, eleven".