1140515 has 4 divisors (see below), whose sum is σ = 1368624. Its totient is φ = 912408.

The previous prime is 1140493. The next prime is 1140533. The reversal of 1140515 is 5150411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140515 - 2¹⁰ = 1139491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140493 and 1140502.

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, 114047 + ... + 114056.

It is an arithmetic number, because the mean of its divisors is an integer number (342156).

2^1140515 is an apocalyptic number.

1140515 is a deficient number, since it is larger than the sum of its proper divisors (228109).

1140515 is an equidigital number, since it uses as much as digits as its factorization.

1140515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228108.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1140515 is about 1067.9489688183. The cubic root of 1140515 is about 104.4801210632.

Adding to 1140515 its reverse (5150411), we get a palindrome (6290926).

The spelling of 1140515 in words is "one million, one hundred forty thousand, five hundred fifteen".