1101115 has 8 divisors (see below), whose sum is σ = 1329408. Its totient is φ = 875520.

The previous prime is 1101109. The next prime is 1101127. The reversal of 1101115 is 5111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101115 - 2¹⁷ = 970043 is a prime.

It is a Duffinian number.

1101115 is a lucky number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 379 + ... + 1531.

It is an arithmetic number, because the mean of its divisors is an integer number (166176).

2^1101115 is an apocalyptic number.

1101115 is a deficient number, since it is larger than the sum of its proper divisors (228293).

1101115 is a wasteful number, since it uses less digits than its factorization.

1101115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349.

The product of its (nonzero) digits is 5, while the sum is 10.

The square root of 1101115 is about 1049.3402689309. The cubic root of 1101115 is about 103.2628783230.

Adding to 1101115 its reverse (5111011), we get a palindrome (6212126).

It can be divided in two parts, 11011 and 15, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 1101115 in words is "one million, one hundred one thousand, one hundred fifteen".