1140115 has 4 divisors (see below), whose sum is σ = 1368144. Its totient is φ = 912088.

The previous prime is 1140103. The next prime is 1140121. The reversal of 1140115 is 5110411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5110411 = 19 ⋅268969.

It is a cyclic number.

It is not a de Polignac number, because 1140115 - 2¹⁵ = 1107347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140095 and 1140104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114007 + ... + 114016.

It is an arithmetic number, because the mean of its divisors is an integer number (342036).

2^1140115 is an apocalyptic number.

1140115 is a deficient number, since it is larger than the sum of its proper divisors (228029).

1140115 is an equidigital number, since it uses as much as digits as its factorization.

1140115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228028.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 1140115 is about 1067.7616775292. The cubic root of 1140115 is about 104.4679052557.

Adding to 1140115 its reverse (5110411), we get a palindrome (6250526).

The spelling of 1140115 in words is "one million, one hundred forty thousand, one hundred fifteen".