1126542 has 16 divisors (see below), whose sum is σ = 2263680. Its totient is φ = 373752.

The previous prime is 1126537. The next prime is 1126553. The reversal of 1126542 is 2456211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1893 + ... + 2415.

It is an arithmetic number, because the mean of its divisors is an integer number (141480).

2^1126542 is an apocalyptic number.

1126542 is an abundant number, since it is smaller than the sum of its proper divisors (1137138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1126542 is a wasteful number, since it uses less digits than its factorization.

1126542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887.

The product of its digits is 480, while the sum is 21.

The square root of 1126542 is about 1061.3868286351. The cubic root of 1126542 is about 104.0516878178.

The spelling of 1126542 in words is "one million, one hundred twenty-six thousand, five hundred forty-two".