55956343 has 2 divisors, whose sum is σ = 55956344. Its totient is φ = 55956342.

The previous prime is 55956319. The next prime is 55956371. The reversal of 55956343 is 34365955.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55956343 - 2⁹ = 55955831 is a prime.

It is a super-2 number, since 2×55956343² = 6262224643867298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55956296 and 55956305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55954343) 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, 27978171 + 27978172.

It is an arithmetic number, because the mean of its divisors is an integer number (27978172).

Almost surely, 2^55956343 is an apocalyptic number.

55956343 is a deficient number, since it is larger than the sum of its proper divisors (1).

55956343 is an equidigital number, since it uses as much as digits as its factorization.

55956343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 243000, while the sum is 40.

The square root of 55956343 is about 7480.3972488097. The cubic root of 55956343 is about 382.4867906641.

The spelling of 55956343 in words is "fifty-five million, nine hundred fifty-six thousand, three hundred forty-three".