11342143493 has 2 divisors, whose sum is σ = 11342143494. Its totient is φ = 11342143492.

The previous prime is 11342143457. The next prime is 11342143511. The reversal of 11342143493 is 39434124311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8163664609 + 3178478884 = 90353^2 + 56378^2 .

It is a cyclic number.

It is not a de Polignac number, because 11342143493 - 2¹⁸ = 11341881349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11342143403) by changing a digit.

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, 5671071746 + 5671071747.

It is an arithmetic number, because the mean of its divisors is an integer number (5671071747).

Almost surely, 2^11342143493 is an apocalyptic number.

It is an amenable number.

11342143493 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342143493 is an equidigital number, since it uses as much as digits as its factorization.

11342143493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The spelling of 11342143493 in words is "eleven billion, three hundred forty-two million, one hundred forty-three thousand, four hundred ninety-three".