55435343 has 2 divisors, whose sum is σ = 55435344. Its totient is φ = 55435342.

The previous prime is 55435339. The next prime is 55435349. The reversal of 55435343 is 34353455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55435343 - 2² = 55435339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55435349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27717671 + 27717672.

It is an arithmetic number, because the mean of its divisors is an integer number (27717672).

Almost surely, 2^55435343 is an apocalyptic number.

55435343 is a deficient number, since it is larger than the sum of its proper divisors (1).

55435343 is an equidigital number, since it uses as much as digits as its factorization.

55435343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 32.

The square root of 55435343 is about 7445.4914545650. The cubic root of 55435343 is about 381.2959973885.

Adding to 55435343 its reverse (34353455), we get a palindrome (89788798).

The spelling of 55435343 in words is "fifty-five million, four hundred thirty-five thousand, three hundred forty-three".