1126045 has 8 divisors (see below), whose sum is σ = 1363896. Its totient is φ = 892416.

The previous prime is 1126043. The next prime is 1126067. The reversal of 1126045 is 5406211.

It can be written as a sum of positive squares in 4 ways, for example, as 15129 + 1110916 = 123^2 + 1054^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1126045 - 2¹ = 1126043 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126043) 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 7 ways as a sum of consecutive naturals, for example, 432 + ... + 1561.

It is an arithmetic number, because the mean of its divisors is an integer number (170487).

2^1126045 is an apocalyptic number.

It is an amenable number.

1126045 is a deficient number, since it is larger than the sum of its proper divisors (237851).

1126045 is a wasteful number, since it uses less digits than its factorization.

1126045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1126045 is about 1061.1526751604. The cubic root of 1126045 is about 104.0363839660.

The spelling of 1126045 in words is "one million, one hundred twenty-six thousand, forty-five".