1341040013 has 8 divisors (see below), whose sum is σ = 1374540216. Its totient is φ = 1307577600.

The previous prime is 1341040009. The next prime is 1341040021. The reversal of 1341040013 is 3100401431.

It can be written as a sum of positive squares in 4 ways, for example, as 129095044 + 1211944969 = 11362^2 + 34813^2 .

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 1341040013 - 2² = 1341040009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1341039973 and 1341040000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341040073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70793 + ... + 87713.

It is an arithmetic number, because the mean of its divisors is an integer number (171817527).

Almost surely, 2^1341040013 is an apocalyptic number.

It is an amenable number.

1341040013 is a deficient number, since it is larger than the sum of its proper divisors (33500203).

1341040013 is a wasteful number, since it uses less digits than its factorization.

1341040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18895.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1341040013 is about 36620.2131752397. The cubic root of 1341040013 is about 1102.7589183525.

Adding to 1341040013 its reverse (3100401431), we get a palindrome (4441441444).

The spelling of 1341040013 in words is "one billion, three hundred forty-one million, forty thousand, thirteen".