55167743 has 2 divisors, whose sum is σ = 55167744. Its totient is φ = 55167742.

The previous prime is 55167719. The next prime is 55167751. The reversal of 55167743 is 34776155.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55167743 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55167697 and 55167706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55167713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27583871 + 27583872.

It is an arithmetic number, because the mean of its divisors is an integer number (27583872).

Almost surely, 2^55167743 is an apocalyptic number.

55167743 is a deficient number, since it is larger than the sum of its proper divisors (1).

55167743 is an equidigital number, since it uses as much as digits as its factorization.

55167743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 88200, while the sum is 38.

The square root of 55167743 is about 7427.4991080444. The cubic root of 55167743 is about 380.6814710626.

The spelling of 55167743 in words is "fifty-five million, one hundred sixty-seven thousand, seven hundred forty-three".