11401302443 has 4 divisors (see below), whose sum is σ = 11406629808. Its totient is φ = 11395975080.

The previous prime is 11401302439. The next prime is 11401302487. The reversal of 11401302443 is 34420310411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34420310411 = 1783 ⋅19304717.

It is a cyclic number.

It is not a de Polignac number, because 11401302443 - 2² = 11401302439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11401302403) 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, 2660471 + ... + 2664752.

It is an arithmetic number, because the mean of its divisors is an integer number (2851657452).

Almost surely, 2^11401302443 is an apocalyptic number.

11401302443 is a deficient number, since it is larger than the sum of its proper divisors (5327365).

11401302443 is an equidigital number, since it uses as much as digits as its factorization.

11401302443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5327364.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11401302443 its reverse (34420310411), we get a palindrome (45821612854).

The spelling of 11401302443 in words is "eleven billion, four hundred one million, three hundred two thousand, four hundred forty-three".