55530107 has 2 divisors, whose sum is σ = 55530108. Its totient is φ = 55530106.

The previous prime is 55530091. The next prime is 55530133. The reversal of 55530107 is 70103555.

It is an a-pointer prime, because the next prime (55530133) can be obtained adding 55530107 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55530107 - 2⁴ = 55530091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55530187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27765053 + 27765054.

It is an arithmetic number, because the mean of its divisors is an integer number (27765054).

Almost surely, 2^55530107 is an apocalyptic number.

55530107 is a deficient number, since it is larger than the sum of its proper divisors (1).

55530107 is an equidigital number, since it uses as much as digits as its factorization.

55530107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2625, while the sum is 26.

The square root of 55530107 is about 7451.8525884507. The cubic root of 55530107 is about 381.5131426380.

The spelling of 55530107 in words is "fifty-five million, five hundred thirty thousand, one hundred seven".