11402342043 has 4 divisors (see below), whose sum is σ = 15203122728. Its totient is φ = 7601561360.

The previous prime is 11402342033. The next prime is 11402342053. The reversal of 11402342043 is 34024320411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34024320411 = 3 ⋅11341440137.

It is an interprime number because it is at equal distance from previous prime (11402342033) and next prime (11402342053).

It is a cyclic number.

It is not a de Polignac number, because 11402342043 - 2¹⁰ = 11402341019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11402342033) 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, 1900390338 + ... + 1900390343.

It is an arithmetic number, because the mean of its divisors is an integer number (3800780682).

Almost surely, 2^11402342043 is an apocalyptic number.

11402342043 is a deficient number, since it is larger than the sum of its proper divisors (3800780685).

11402342043 is an equidigital number, since it uses as much as digits as its factorization.

11402342043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800780684.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 11402342043 its reverse (34024320411), we get a palindrome (45426662454).

The spelling of 11402342043 in words is "eleven billion, four hundred two million, three hundred forty-two thousand, forty-three".