1040140015 has 16 divisors (see below), whose sum is σ = 1258887168. Its totient is φ = 824998176.

The previous prime is 1040140007. The next prime is 1040140037. The reversal of 1040140015 is 5100410401.

It is a cyclic number.

It is not a de Polignac number, because 1040140015 - 2³ = 1040140007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291472 + ... + 295018.

It is an arithmetic number, because the mean of its divisors is an integer number (78680448).

Almost surely, 2^1040140015 is an apocalyptic number.

1040140015 is a deficient number, since it is larger than the sum of its proper divisors (218747153).

1040140015 is a wasteful number, since it uses less digits than its factorization.

1040140015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1040140015 is about 32251.2017605546. The cubic root of 1040140015 is about 1013.2048689318.

Adding to 1040140015 its reverse (5100410401), we get a palindrome (6140550416).

The spelling of 1040140015 in words is "one billion, forty million, one hundred forty thousand, fifteen".