11284423919971 has 2 divisors, whose sum is σ = 11284423919972. Its totient is φ = 11284423919970.

The previous prime is 11284423919959. The next prime is 11284423920013. The reversal of 11284423919971 is 17991932448211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11284423919971 - 2⁵ = 11284423919939 is a prime.

It is a super-2 number, since 2×11284423919971² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11284423319971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5642211959985 + 5642211959986.

It is an arithmetic number, because the mean of its divisors is an integer number (5642211959986).

Almost surely, 2^{11284423919971} is an apocalyptic number.

11284423919971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11284423919971 is an equidigital number, since it uses as much as digits as its factorization.

11284423919971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 61.

The spelling of 11284423919971 in words is "eleven trillion, two hundred eighty-four billion, four hundred twenty-three million, nine hundred nineteen thousand, nine hundred seventy-one".