11256084533 has 2 divisors, whose sum is σ = 11256084534. Its totient is φ = 11256084532.

The previous prime is 11256084529. The next prime is 11256084551. The reversal of 11256084533 is 33548065211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11134048324 + 122036209 = 105518^2 + 11047^2 .

It is an emirp because it is prime and its reverse (33548065211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11256084533 - 2² = 11256084529 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11256084583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5628042266 + 5628042267.

It is an arithmetic number, because the mean of its divisors is an integer number (5628042267).

Almost surely, 2^11256084533 is an apocalyptic number.

It is an amenable number.

11256084533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11256084533 is an equidigital number, since it uses as much as digits as its factorization.

11256084533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 11256084533 in words is "eleven billion, two hundred fifty-six million, eighty-four thousand, five hundred thirty-three".