55169327 has 2 divisors, whose sum is σ = 55169328. Its totient is φ = 55169326.

The previous prime is 55169321. The next prime is 55169347. The reversal of 55169327 is 72396155.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55169327 - 2¹⁸ = 54907183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55169321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27584663 + 27584664.

It is an arithmetic number, because the mean of its divisors is an integer number (27584664).

Almost surely, 2^55169327 is an apocalyptic number.

55169327 is a deficient number, since it is larger than the sum of its proper divisors (1).

55169327 is an equidigital number, since it uses as much as digits as its factorization.

55169327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 38.

The square root of 55169327 is about 7427.6057380558. The cubic root of 55169327 is about 380.6851144579.

The spelling of 55169327 in words is "fifty-five million, one hundred sixty-nine thousand, three hundred twenty-seven".