55162427 has 2 divisors, whose sum is σ = 55162428. Its totient is φ = 55162426.

The previous prime is 55162417. The next prime is 55162439. The reversal of 55162427 is 72426155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55162427 - 2⁴ = 55162411 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55162393 and 55162402.

It is not a weakly prime, because it can be changed into another prime (55162417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27581213 + 27581214.

It is an arithmetic number, because the mean of its divisors is an integer number (27581214).

Almost surely, 2^55162427 is an apocalyptic number.

55162427 is a deficient number, since it is larger than the sum of its proper divisors (1).

55162427 is an equidigital number, since it uses as much as digits as its factorization.

55162427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 32.

The square root of 55162427 is about 7427.1412400735. The cubic root of 55162427 is about 380.6692430975.

The spelling of 55162427 in words is "fifty-five million, one hundred sixty-two thousand, four hundred twenty-seven".