55830119 has 2 divisors, whose sum is σ = 55830120. Its totient is φ = 55830118.

The previous prime is 55830109. The next prime is 55830121. The reversal of 55830119 is 91103855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55830119 - 2⁸ = 55829863 is a prime.

It is a super-2 number, since 2×55830119² = 6234004375108322, which contains 22 as substring.

Together with 55830121, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55830109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27915059 + 27915060.

It is an arithmetic number, because the mean of its divisors is an integer number (27915060).

Almost surely, 2^55830119 is an apocalyptic number.

55830119 is a deficient number, since it is larger than the sum of its proper divisors (1).

55830119 is an equidigital number, since it uses as much as digits as its factorization.

55830119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 55830119 is about 7471.9555004028. The cubic root of 55830119 is about 382.1989748564.

The spelling of 55830119 in words is "fifty-five million, eight hundred thirty thousand, one hundred nineteen".