1126915 has 4 divisors (see below), whose sum is σ = 1352304. Its totient is φ = 901528.

The previous prime is 1126897. The next prime is 1126963. The reversal of 1126915 is 5196211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1126915 - 2⁷ = 1126787 is a prime.

It is a super-3 number, since 3×1126915³ = 4293334573596332625, which contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126915.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112687 + ... + 112696.

It is an arithmetic number, because the mean of its divisors is an integer number (338076).

2^1126915 is an apocalyptic number.

1126915 is a deficient number, since it is larger than the sum of its proper divisors (225389).

1126915 is an equidigital number, since it uses as much as digits as its factorization.

1126915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225388.

The product of its digits is 540, while the sum is 25.

The square root of 1126915 is about 1061.5625275979. The cubic root of 1126915 is about 104.0631704484.

It can be divided in two parts, 11 and 26915, that multiplied together give a triangular number (296065 = T₇₆₉).

The spelling of 1126915 in words is "one million, one hundred twenty-six thousand, nine hundred fifteen".