1040236887413 has 8 divisors (see below), whose sum is σ = 1076200296600. Its totient is φ = 1004279689728.

The previous prime is 1040236887409. The next prime is 1040236887421. The reversal of 1040236887413 is 3147886320401.

It can be written as a sum of positive squares in 4 ways, for example, as 453761209924 + 586475677489 = 673618^2 + 765817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040236887413 - 2² = 1040236887409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040236887493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1210868 + ... + 1883261.

It is an arithmetic number, because the mean of its divisors is an integer number (134525037075).

Almost surely, 2^{1040236887413} is an apocalyptic number.

It is an amenable number.

1040236887413 is a deficient number, since it is larger than the sum of its proper divisors (35963409187).

1040236887413 is a wasteful number, since it uses less digits than its factorization.

1040236887413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105751.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 1040236887413 in words is "one trillion, forty billion, two hundred thirty-six million, eight hundred eighty-seven thousand, four hundred thirteen".