55367447 has 2 divisors, whose sum is σ = 55367448. Its totient is φ = 55367446.

The previous prime is 55367423. The next prime is 55367449. The reversal of 55367447 is 74476355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55367447 - 2²⁴ = 38590231 is a prime.

Together with 55367449, 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 (55367449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27683723 + 27683724.

It is an arithmetic number, because the mean of its divisors is an integer number (27683724).

Almost surely, 2^55367447 is an apocalyptic number.

55367447 is a deficient number, since it is larger than the sum of its proper divisors (1).

55367447 is an equidigital number, since it uses as much as digits as its factorization.

55367447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 41.

The square root of 55367447 is about 7440.9305197670. The cubic root of 55367447 is about 381.1402661165.

The spelling of 55367447 in words is "fifty-five million, three hundred sixty-seven thousand, four hundred forty-seven".