55853419 has 2 divisors, whose sum is σ = 55853420. Its totient is φ = 55853418.

The previous prime is 55853401. The next prime is 55853429. The reversal of 55853419 is 91435855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55853419 - 2¹³ = 55845227 is a prime.

It is a super-2 number, since 2×55853419² = 6239208827979122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55853429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27926709 + 27926710.

It is an arithmetic number, because the mean of its divisors is an integer number (27926710).

Almost surely, 2^55853419 is an apocalyptic number.

55853419 is a deficient number, since it is larger than the sum of its proper divisors (1).

55853419 is an equidigital number, since it uses as much as digits as its factorization.

55853419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 40.

The square root of 55853419 is about 7473.5145012236. The cubic root of 55853419 is about 382.2521361114.

The spelling of 55853419 in words is "fifty-five million, eight hundred fifty-three thousand, four hundred nineteen".