1115135 has 16 divisors (see below), whose sum is σ = 1546752. Its totient is φ = 756000.

The previous prime is 1115131. The next prime is 1115189. The reversal of 1115135 is 5315111.

It is a Cunningham number, because it is equal to 1056²-1.

It is not a de Polignac number, because 1115135 - 2² = 1115131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5180 + ... + 5390.

It is an arithmetic number, because the mean of its divisors is an integer number (96672).

2^1115135 is an apocalyptic number.

1115135 is a deficient number, since it is larger than the sum of its proper divisors (431617).

1115135 is a wasteful number, since it uses less digits than its factorization.

1115135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374.

The product of its digits is 75, while the sum is 17.

The square root of 1115135 is about 1055.9995265150. Note that the first 3 decimals coincide. The cubic root of 1115135 is about 103.6992978177.

The spelling of 1115135 in words is "one million, one hundred fifteen thousand, one hundred thirty-five".