55692811 has 2 divisors, whose sum is σ = 55692812. Its totient is φ = 55692810.

The previous prime is 55692809. The next prime is 55692823. The reversal of 55692811 is 11829655.

55692811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55692811 - 2¹ = 55692809 is a prime.

Together with 55692809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55692311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27846405 + 27846406.

It is an arithmetic number, because the mean of its divisors is an integer number (27846406).

Almost surely, 2^55692811 is an apocalyptic number.

55692811 is a deficient number, since it is larger than the sum of its proper divisors (1).

55692811 is an equidigital number, since it uses as much as digits as its factorization.

55692811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 37.

The square root of 55692811 is about 7462.7616202047. The cubic root of 55692811 is about 381.8853922793.

The spelling of 55692811 in words is "fifty-five million, six hundred ninety-two thousand, eight hundred eleven".