55026319 has 2 divisors, whose sum is σ = 55026320. Its totient is φ = 55026318.

The previous prime is 55026317. The next prime is 55026329. The reversal of 55026319 is 91362055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55026319 - 2¹ = 55026317 is a prime.

It is a super-2 number, since 2×55026319² = 6055791565379522, which contains 22 as substring.

Together with 55026317, it forms a pair of twin primes.

It is equal to p_3283681 and since 55026319 and 3283681 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55026313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27513159 + 27513160.

It is an arithmetic number, because the mean of its divisors is an integer number (27513160).

Almost surely, 2^55026319 is an apocalyptic number.

55026319 is a deficient number, since it is larger than the sum of its proper divisors (1).

55026319 is an equidigital number, since it uses as much as digits as its factorization.

55026319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 55026319 is about 7417.9727014866. The cubic root of 55026319 is about 380.3558969518.

The spelling of 55026319 in words is "fifty-five million, twenty-six thousand, three hundred nineteen".