11351471143471 has 2 divisors, whose sum is σ = 11351471143472. Its totient is φ = 11351471143470.

The previous prime is 11351471143391. The next prime is 11351471143561. The reversal of 11351471143471 is 17434117415311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11351471143471 - 2³⁷ = 11214032189999 is a prime.

It is a super-3 number, since 3×11351471143471³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11351471143871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5675735571735 + 5675735571736.

It is an arithmetic number, because the mean of its divisors is an integer number (5675735571736).

Almost surely, 2^{11351471143471} is an apocalyptic number.

11351471143471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11351471143471 is an equidigital number, since it uses as much as digits as its factorization.

11351471143471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 43.

Adding to 11351471143471 its reverse (17434117415311), we get a palindrome (28785588558782).

The spelling of 11351471143471 in words is "eleven trillion, three hundred fifty-one billion, four hundred seventy-one million, one hundred forty-three thousand, four hundred seventy-one".