55546343 has 2 divisors, whose sum is σ = 55546344. Its totient is φ = 55546342.

The previous prime is 55546331. The next prime is 55546363. The reversal of 55546343 is 34364555.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55546343 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55546303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27773171 + 27773172.

It is an arithmetic number, because the mean of its divisors is an integer number (27773172).

Almost surely, 2^55546343 is an apocalyptic number.

55546343 is a deficient number, since it is larger than the sum of its proper divisors (1).

55546343 is an equidigital number, since it uses as much as digits as its factorization.

55546343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 35.

The square root of 55546343 is about 7452.9419023631. The cubic root of 55546343 is about 381.5503215314.

The spelling of 55546343 in words is "fifty-five million, five hundred forty-six thousand, three hundred forty-three".