13426041242 has 4 divisors (see below), whose sum is σ = 20139061866. Its totient is φ = 6713020620.

The previous prime is 13426041221. The next prime is 13426041263. The reversal of 13426041242 is 24214062431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24214062431 = 13 ⋅1862620187.

It is an interprime number because it is at equal distance from previous prime (13426041221) and next prime (13426041263).

It can be written as a sum of positive squares in only one way, i.e., 7444410961 + 5981630281 = 86281^2 + 77341^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3356510309 + ... + 3356510312.

Almost surely, 2^13426041242 is an apocalyptic number.

13426041242 is a deficient number, since it is larger than the sum of its proper divisors (6713020624).

13426041242 is an equidigital number, since it uses as much as digits as its factorization.

13426041242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713020623.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 13426041242 in words is "thirteen billion, four hundred twenty-six million, forty-one thousand, two hundred forty-two".