11534554037 has 2 divisors, whose sum is σ = 11534554038.
Its totient is φ = 11534554036.
The previous prime is 11534554033. The next prime is 11534554051. The reversal of 11534554037 is 73045543511.
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., 11534545201 + 8836 = 107399^2 + 94^2
It is an emirp because it is prime and its reverse (73045543511) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11534554037 - 22 = 11534554033 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11534554033) 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, 5767277018 + 5767277019.
It is an arithmetic number, because the mean of its divisors is an integer number (5767277019).
Almost surely, 211534554037 is an apocalyptic number.
It is an amenable number.
11534554037 is a deficient number, since it is larger than the sum of its proper divisors (1).
11534554037 is an equidigital number, since it uses as much as digits as its factorization.
11534554037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 126000, while the sum is 38.
The spelling of 11534554037 in words is "eleven billion, five hundred thirty-four million, five hundred fifty-four thousand, thirty-seven".