55234019 has 2 divisors, whose sum is σ = 55234020. Its totient is φ = 55234018.

The previous prime is 55234001. The next prime is 55234027. The reversal of 55234019 is 91043255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55234019 - 2¹⁶ = 55168483 is a prime.

It is a super-2 number, since 2×55234019² = 6101593709784722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55233982 and 55234000.

It is not a weakly prime, because it can be changed into another prime (55134019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27617009 + 27617010.

It is an arithmetic number, because the mean of its divisors is an integer number (27617010).

Almost surely, 2^55234019 is an apocalyptic number.

55234019 is a deficient number, since it is larger than the sum of its proper divisors (1).

55234019 is an equidigital number, since it uses as much as digits as its factorization.

55234019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 55234019 is about 7431.9592975204. The cubic root of 55234019 is about 380.8338544853.

The spelling of 55234019 in words is "fifty-five million, two hundred thirty-four thousand, nineteen".