11342021133437 has 2 divisors, whose sum is σ = 11342021133438. Its totient is φ = 11342021133436.

The previous prime is 11342021133383. The next prime is 11342021133451. The reversal of 11342021133437 is 73433112024311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11329276078201 + 12745055236 = 3365899^2 + 112894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11342021133437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11342021133397 and 11342021133406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11342021132437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671010566718 + 5671010566719.

It is an arithmetic number, because the mean of its divisors is an integer number (5671010566719).

Almost surely, 2^{11342021133437} is an apocalyptic number.

It is an amenable number.

11342021133437 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342021133437 is an equidigital number, since it uses as much as digits as its factorization.

11342021133437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

Adding to 11342021133437 its reverse (73433112024311), we get a palindrome (84775133157748).

The spelling of 11342021133437 in words is "eleven trillion, three hundred forty-two billion, twenty-one million, one hundred thirty-three thousand, four hundred thirty-seven".