55501027 has 2 divisors, whose sum is σ = 55501028. Its totient is φ = 55501026.

The previous prime is 55500989. The next prime is 55501079. The reversal of 55501027 is 72010555.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55501027 - 2⁷ = 55500899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55500992 and 55501010.

It is not a weakly prime, because it can be changed into another prime (55501427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750513 + 27750514.

It is an arithmetic number, because the mean of its divisors is an integer number (27750514).

Almost surely, 2^55501027 is an apocalyptic number.

55501027 is a deficient number, since it is larger than the sum of its proper divisors (1).

55501027 is an equidigital number, since it uses as much as digits as its factorization.

55501027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1750, while the sum is 25.

The square root of 55501027 is about 7449.9011402837. The cubic root of 55501027 is about 381.4465340900.

The spelling of 55501027 in words is "fifty-five million, five hundred one thousand, twenty-seven".