1126329 has 4 divisors (see below), whose sum is σ = 1501776. Its totient is φ = 750884.

The previous prime is 1126319. The next prime is 1126343. The reversal of 1126329 is 9236211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9236211 = 3 ⋅3078737.

It is a cyclic number.

It is not a de Polignac number, because 1126329 - 2⁴ = 1126313 is a prime.

It is a D-number.

1126329 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1126299 and 1126308.

It is not an unprimeable number, because it can be changed into a prime (1126319) 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, 187719 + ... + 187724.

It is an arithmetic number, because the mean of its divisors is an integer number (375444).

2^1126329 is an apocalyptic number.

It is an amenable number.

1126329 is a deficient number, since it is larger than the sum of its proper divisors (375447).

1126329 is an equidigital number, since it uses as much as digits as its factorization.

1126329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375446.

The product of its digits is 648, while the sum is 24.

The square root of 1126329 is about 1061.2864834718. The cubic root of 1126329 is about 104.0451295755.

It can be divided in two parts, 112 and 6329, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 1126329 in words is "one million, one hundred twenty-six thousand, three hundred twenty-nine".