11342143451 has 2 divisors, whose sum is σ = 11342143452. Its totient is φ = 11342143450.

The previous prime is 11342143403. The next prime is 11342143457. The reversal of 11342143451 is 15434124311.

It is a strong prime.

It is an emirp because it is prime and its reverse (15434124311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11342143451 - 2¹⁸ = 11341881307 is a prime.

It is not a weakly prime, because it can be changed into another prime (11342143457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671071725 + 5671071726.

It is an arithmetic number, because the mean of its divisors is an integer number (5671071726).

Almost surely, 2^11342143451 is an apocalyptic number.

11342143451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342143451 is an equidigital number, since it uses as much as digits as its factorization.

11342143451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

Adding to 11342143451 its reverse (15434124311), we get a palindrome (26776267762).

The spelling of 11342143451 in words is "eleven billion, three hundred forty-two million, one hundred forty-three thousand, four hundred fifty-one".