1115042 has 4 divisors (see below), whose sum is σ = 1672566. Its totient is φ = 557520.

The previous prime is 1115029. The next prime is 1115057. The reversal of 1115042 is 2405111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2405111 = 37 ⋅65003.

It can be written as a sum of positive squares in only one way, i.e., 1100401 + 14641 = 1049^2 + 121^2 .

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 as a sum of consecutive naturals, namely, 278759 + ... + 278762.

2^1115042 is an apocalyptic number.

1115042 is a deficient number, since it is larger than the sum of its proper divisors (557524).

1115042 is an equidigital number, since it uses as much as digits as its factorization.

1115042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557523.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1115042 is about 1055.9554914863. The cubic root of 1115042 is about 103.6964149671.

The spelling of 1115042 in words is "one million, one hundred fifteen thousand, forty-two".