11054141240509 has 2 divisors, whose sum is σ = 11054141240510. Its totient is φ = 11054141240508.

The previous prime is 11054141240501. The next prime is 11054141240537. The reversal of 11054141240509 is 90504214145011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6057923851225 + 4996217389284 = 2461285^2 + 2235222^2 .

It is a cyclic number.

It is not a de Polignac number, because 11054141240509 - 2³ = 11054141240501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11054141240501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5527070620254 + 5527070620255.

It is an arithmetic number, because the mean of its divisors is an integer number (5527070620255).

Almost surely, 2^{11054141240509} is an apocalyptic number.

It is an amenable number.

11054141240509 is a deficient number, since it is larger than the sum of its proper divisors (1).

11054141240509 is an equidigital number, since it uses as much as digits as its factorization.

11054141240509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 11054141240509 in words is "eleven trillion, fifty-four billion, one hundred forty-one million, two hundred forty thousand, five hundred nine".