1126541 has 8 divisors (see below), whose sum is σ = 1222200. Its totient is φ = 1032192.

The previous prime is 1126537. The next prime is 1126553. The reversal of 1126541 is 1456211.

It can be written as a sum of positive squares in 4 ways, for example, as 15625 + 1110916 = 125^2 + 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 1126541 - 2² = 1126537 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 (1126501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285 + ... + 2733.

It is an arithmetic number, because the mean of its divisors is an integer number (152775).

2^1126541 is an apocalyptic number.

It is an amenable number.

1126541 is a deficient number, since it is larger than the sum of its proper divisors (95659).

1126541 is a wasteful number, since it uses less digits than its factorization.

1126541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655.

The product of its digits is 240, while the sum is 20.

The square root of 1126541 is about 1061.3863575532. The cubic root of 1126541 is about 104.0516570299.

The spelling of 1126541 in words is "one million, one hundred twenty-six thousand, five hundred forty-one".