55098863 has 2 divisors, whose sum is σ = 55098864. Its totient is φ = 55098862.

The previous prime is 55098851. The next prime is 55098871. The reversal of 55098863 is 36889055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55098863 - 2⁴ = 55098847 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55098893) 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, 27549431 + 27549432.

It is an arithmetic number, because the mean of its divisors is an integer number (27549432).

Almost surely, 2^55098863 is an apocalyptic number.

55098863 is a deficient number, since it is larger than the sum of its proper divisors (1).

55098863 is an equidigital number, since it uses as much as digits as its factorization.

55098863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 55098863 is about 7422.8608366317. The cubic root of 55098863 is about 380.5229710720.

The spelling of 55098863 in words is "fifty-five million, ninety-eight thousand, eight hundred sixty-three".