55608251 has 2 divisors, whose sum is σ = 55608252. Its totient is φ = 55608250.

The previous prime is 55608247. The next prime is 55608281. The reversal of 55608251 is 15280655.

55608251 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 55608251 - 2² = 55608247 is a prime.

It is a Chen prime.

It is equal to p_3316298 and since 55608251 and 3316298 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (55608211) 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, 27804125 + 27804126.

It is an arithmetic number, because the mean of its divisors is an integer number (27804126).

Almost surely, 2^55608251 is an apocalyptic number.

55608251 is a deficient number, since it is larger than the sum of its proper divisors (1).

55608251 is an equidigital number, since it uses as much as digits as its factorization.

55608251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 55608251 is about 7457.0940050398. The cubic root of 55608251 is about 381.6920185122.

The spelling of 55608251 in words is "fifty-five million, six hundred eight thousand, two hundred fifty-one".