1040248023813 has 12 divisors (see below), whose sum is σ = 1502592194220. Its totient is φ = 693493275456.

The previous prime is 1040248023811. The next prime is 1040248023821. The reversal of 1040248023813 is 3183208420401.

It is a happy number.

1040248023813 is a `hidden beast` number, since 1 + 0 + 402 + 4 + 8 + 0 + 238 + 13 = 666.

1040248023813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 713793488769 + 326454535044 = 844863^2 + 571362^2 .

It is not a de Polignac number, because 1040248023813 - 2¹ = 1040248023811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040248023811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020703 + ... + 1767011.

It is an arithmetic number, because the mean of its divisors is an integer number (125216016185).

Almost surely, 2^{1040248023813} is an apocalyptic number.

It is an amenable number.

1040248023813 is a deficient number, since it is larger than the sum of its proper divisors (462344170407).

1040248023813 is a wasteful number, since it uses less digits than its factorization.

1040248023813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901188 (or 901185 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 1040248023813 in words is "one trillion, forty billion, two hundred forty-eight million, twenty-three thousand, eight hundred thirteen".