11110505105087 has 2 divisors, whose sum is σ = 11110505105088. Its totient is φ = 11110505105086.

The previous prime is 11110505105053. The next prime is 11110505105129. The reversal of 11110505105087 is 78050150501111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11110505105087 - 2⁴² = 6712458593983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110505125087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555252552543 + 5555252552544.

It is an arithmetic number, because the mean of its divisors is an integer number (5555252552544).

Almost surely, 2^{11110505105087} is an apocalyptic number.

11110505105087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110505105087 is an equidigital number, since it uses as much as digits as its factorization.

11110505105087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7000, while the sum is 35.

Adding to 11110505105087 its reverse (78050150501111), we get a palindrome (89160655606198).

The spelling of 11110505105087 in words is "eleven trillion, one hundred ten billion, five hundred five million, one hundred five thousand, eighty-seven".