11042471413 has 6 divisors (see below), whose sum is σ = 11074111202. Its totient is φ = 11010842880.

The previous prime is 11042471399. The next prime is 11042471459. The reversal of 11042471413 is 31417424011.

It can be written as a sum of positive squares in 3 ways, for example, as 4052340964 + 6990130449 = 63658^2 + 83607^2 .

It is not a de Polignac number, because 11042471413 - 2¹⁷ = 11042340341 is a prime.

It is a super-3 number, since 3×11042471413³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042471213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2026773 + ... + 2032213.

Almost surely, 2^11042471413 is an apocalyptic number.

It is an amenable number.

11042471413 is a deficient number, since it is larger than the sum of its proper divisors (31639789).

11042471413 is an frugal number, since it uses more digits than its factorization.

11042471413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11255 (or 5814 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 11042471413 its reverse (31417424011), we get a palindrome (42459895424).

The spelling of 11042471413 in words is "eleven billion, forty-two million, four hundred seventy-one thousand, four hundred thirteen".