55588111 has 2 divisors, whose sum is σ = 55588112. Its totient is φ = 55588110.

The previous prime is 55588069. The next prime is 55588133. The reversal of 55588111 is 11188555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55588111 - 2²⁵ = 22033679 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55588711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27794055 + 27794056.

It is an arithmetic number, because the mean of its divisors is an integer number (27794056).

Almost surely, 2^55588111 is an apocalyptic number.

55588111 is a deficient number, since it is larger than the sum of its proper divisors (1).

55588111 is an equidigital number, since it uses as much as digits as its factorization.

55588111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8000, while the sum is 34.

The square root of 55588111 is about 7455.7434907593. The cubic root of 55588111 is about 381.6459329922.

The spelling of 55588111 in words is "fifty-five million, five hundred eighty-eight thousand, one hundred eleven".