1121595 has 16 divisors (see below), whose sum is σ = 1873152. Its totient is φ = 572000.

The previous prime is 1121557. The next prime is 1121599. The reversal of 1121595 is 5951211.

It is not a de Polignac number, because 1121595 - 2⁹ = 1121083 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1121599) 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 15 ways as a sum of consecutive naturals, for example, 1281 + ... + 1970.

It is an arithmetic number, because the mean of its divisors is an integer number (117072).

2^1121595 is an apocalyptic number.

1121595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121595 is a deficient number, since it is larger than the sum of its proper divisors (751557).

1121595 is a wasteful number, since it uses less digits than its factorization.

1121595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282.

The product of its digits is 450, while the sum is 24.

The square root of 1121595 is about 1059.0538229948. The cubic root of 1121595 is about 103.8991564400.

The spelling of 1121595 in words is "one million, one hundred twenty-one thousand, five hundred ninety-five".