11261417431393 has 4 divisors (see below), whose sum is σ = 11261440469700. Its totient is φ = 11261394393088.

The previous prime is 11261417431373. The next prime is 11261417431421. The reversal of 11261417431393 is 39313471416211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6866323214689 + 4395094216704 = 2620367^2 + 2096448^2 .

It is a cyclic number.

It is not a de Polignac number, because 11261417431393 - 2²¹ = 11261415334241 is a prime.

It is a super-2 number, since 2×11261417431393² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11261417431373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10769680 + ... + 11768977.

It is an arithmetic number, because the mean of its divisors is an integer number (2815360117425).

Almost surely, 2^{11261417431393} is an apocalyptic number.

It is an amenable number.

11261417431393 is a deficient number, since it is larger than the sum of its proper divisors (23038307).

11261417431393 is an equidigital number, since it uses as much as digits as its factorization.

11261417431393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23038306.

The product of its digits is 326592, while the sum is 46.

The spelling of 11261417431393 in words is "eleven trillion, two hundred sixty-one billion, four hundred seventeen million, four hundred thirty-one thousand, three hundred ninety-three".