55114447 has 2 divisors, whose sum is σ = 55114448. Its totient is φ = 55114446.

The previous prime is 55114441. The next prime is 55114481. The reversal of 55114447 is 74441155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55114447 - 2¹¹ = 55112399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55114441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27557223 + 27557224.

It is an arithmetic number, because the mean of its divisors is an integer number (27557224).

Almost surely, 2^55114447 is an apocalyptic number.

55114447 is a deficient number, since it is larger than the sum of its proper divisors (1).

55114447 is an equidigital number, since it uses as much as digits as its factorization.

55114447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11200, while the sum is 31.

The square root of 55114447 is about 7423.9104924561. The cubic root of 55114447 is about 380.5588430221.

The spelling of 55114447 in words is "fifty-five million, one hundred fourteen thousand, four hundred forty-seven".