11335421323547 has 2 divisors, whose sum is σ = 11335421323548. Its totient is φ = 11335421323546.

The previous prime is 11335421323543. The next prime is 11335421323561. The reversal of 11335421323547 is 74532312453311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11335421323547 - 2² = 11335421323543 is a prime.

It is a super-2 number, since 2×11335421323547² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11335421323498 and 11335421323507.

It is not a weakly prime, because it can be changed into another prime (11335421323543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5667710661773 + 5667710661774.

It is an arithmetic number, because the mean of its divisors is an integer number (5667710661774).

Almost surely, 2^{11335421323547} is an apocalyptic number.

11335421323547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11335421323547 is an equidigital number, since it uses as much as digits as its factorization.

11335421323547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 44.

Adding to 11335421323547 its reverse (74532312453311), we get a palindrome (85867733776858).

The spelling of 11335421323547 in words is "eleven trillion, three hundred thirty-five billion, four hundred twenty-one million, three hundred twenty-three thousand, five hundred forty-seven".