1140000015 has 32 divisors (see below), whose sum is σ = 2274080256. Its totient is φ = 473765760.

The previous prime is 1140000013. The next prime is 1140000031. The reversal of 1140000015 is 5100000411.

It is a happy number.

It is not a de Polignac number, because 1140000015 - 2¹ = 1140000013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140000011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 492352 + ... + 494661.

It is an arithmetic number, because the mean of its divisors is an integer number (71065008).

Almost surely, 2^1140000015 is an apocalyptic number.

1140000015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1140000015 is a deficient number, since it is larger than the sum of its proper divisors (1134080241).

1140000015 is a wasteful number, since it uses less digits than its factorization.

1140000015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987039.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1140000015 is about 33763.8862543991. The cubic root of 1140000015 is about 1044.6439314041.

Adding to 1140000015 its reverse (5100000411), we get a palindrome (6240000426).

The spelling of 1140000015 in words is "one billion, one hundred forty million, fifteen", and thus it is an aban number.