11555114807 has 2 divisors, whose sum is σ = 11555114808. Its totient is φ = 11555114806.

The previous prime is 11555114801. The next prime is 11555114819. The reversal of 11555114807 is 70841155511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11555114807 - 2¹² = 11555110711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11555114801) 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, 5777557403 + 5777557404.

It is an arithmetic number, because the mean of its divisors is an integer number (5777557404).

Almost surely, 2^11555114807 is an apocalyptic number.

11555114807 is a deficient number, since it is larger than the sum of its proper divisors (1).

11555114807 is an equidigital number, since it uses as much as digits as its factorization.

11555114807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28000, while the sum is 38.

The spelling of 11555114807 in words is "eleven billion, five hundred fifty-five million, one hundred fourteen thousand, eight hundred seven".