1040113012 has 12 divisors (see below), whose sum is σ = 1822891140. Its totient is φ = 519286976.

The previous prime is 1040112971. The next prime is 1040113021. The reversal of 1040113012 is 2103110401.

It can be written as a sum of positive squares in 2 ways, for example, as 660798436 + 379314576 = 25706^2 + 19476^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1040112983 and 1040113001.

It is a congruent number.

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, 189337 + ... + 194752.

It is an arithmetic number, because the mean of its divisors is an integer number (151907595).

Almost surely, 2^1040113012 is an apocalyptic number.

It is an amenable number.

1040113012 is a deficient number, since it is larger than the sum of its proper divisors (782778128).

1040113012 is a wasteful number, since it uses less digits than its factorization.

1040113012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384770 (or 384768 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1040113012 is about 32250.7831222747. The cubic root of 1040113012 is about 1013.1961009431.

Adding to 1040113012 its reverse (2103110401), we get a palindrome (3143223413).

The spelling of 1040113012 in words is "one billion, forty million, one hundred thirteen thousand, twelve".