1040315243 has 16 divisors (see below), whose sum is σ = 1145612160. Its totient is φ = 936849600.

The previous prime is 1040315233. The next prime is 1040315279. The reversal of 1040315243 is 3425130401.

It is a cyclic number.

It is not a de Polignac number, because 1040315243 - 2⁶ = 1040315179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040315233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 603623 + ... + 605343.

It is an arithmetic number, because the mean of its divisors is an integer number (71600760).

Almost surely, 2^1040315243 is an apocalyptic number.

1040315243 is a deficient number, since it is larger than the sum of its proper divisors (105296917).

1040315243 is a wasteful number, since it uses less digits than its factorization.

1040315243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1040315243 is about 32253.9182580970. The cubic root of 1040315243 is about 1013.2617625203.

Adding to 1040315243 its reverse (3425130401), we get a palindrome (4465445644).

The spelling of 1040315243 in words is "one billion, forty million, three hundred fifteen thousand, two hundred forty-three".