11355355471 has 2 divisors, whose sum is σ = 11355355472. Its totient is φ = 11355355470.

The previous prime is 11355355447. The next prime is 11355355477. The reversal of 11355355471 is 17455355311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11355355471 is a prime.

It is a super-3 number, since 3×11355355471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11355355477) 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, 5677677735 + 5677677736.

It is an arithmetic number, because the mean of its divisors is an integer number (5677677736).

Almost surely, 2^11355355471 is an apocalyptic number.

11355355471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11355355471 is an equidigital number, since it uses as much as digits as its factorization.

11355355471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157500, while the sum is 40.

The spelling of 11355355471 in words is "eleven billion, three hundred fifty-five million, three hundred fifty-five thousand, four hundred seventy-one".