55605119 has 2 divisors, whose sum is σ = 55605120. Its totient is φ = 55605118.

The previous prime is 55605107. The next prime is 55605131. The reversal of 55605119 is 91150655.

It is a balanced prime because it is at equal distance from previous prime (55605107) and next prime (55605131).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55605119 is a prime.

It is a super-2 number, since 2×55605119² = 6183858518008322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55605169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27802559 + 27802560.

It is an arithmetic number, because the mean of its divisors is an integer number (27802560).

Almost surely, 2^55605119 is an apocalyptic number.

55605119 is a deficient number, since it is larger than the sum of its proper divisors (1).

55605119 is an equidigital number, since it uses as much as digits as its factorization.

55605119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 32.

The square root of 55605119 is about 7456.8840007070. The cubic root of 55605119 is about 381.6848524183.

The spelling of 55605119 in words is "fifty-five million, six hundred five thousand, one hundred nineteen".