11411402443 has 4 divisors (see below), whose sum is σ = 13041602800. Its totient is φ = 9781202088.

The previous prime is 11411402441. The next prime is 11411402477. The reversal of 11411402443 is 34420411411.

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

It is not a de Polignac number, because 11411402443 - 2¹ = 11411402441 is a prime.

It is a super-2 number, since 2×11411402443² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11411402441) 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, 815100168 + ... + 815100181.

It is an arithmetic number, because the mean of its divisors is an integer number (3260400700).

Almost surely, 2^11411402443 is an apocalyptic number.

11411402443 is a deficient number, since it is larger than the sum of its proper divisors (1630200357).

11411402443 is an equidigital number, since it uses as much as digits as its factorization.

11411402443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630200356.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11411402443 its reverse (34420411411), we get a palindrome (45831813854).

The spelling of 11411402443 in words is "eleven billion, four hundred eleven million, four hundred two thousand, four hundred forty-three".