55603349 has 2 divisors, whose sum is σ = 55603350. Its totient is φ = 55603348.

The previous prime is 55603321. The next prime is 55603357. The reversal of 55603349 is 94330655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47018449 + 8584900 = 6857^2 + 2930^2 .

It is a cyclic number.

It is not a de Polignac number, because 55603349 - 2¹² = 55599253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55603309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27801674 + 27801675.

It is an arithmetic number, because the mean of its divisors is an integer number (27801675).

Almost surely, 2^55603349 is an apocalyptic number.

It is an amenable number.

55603349 is a deficient number, since it is larger than the sum of its proper divisors (1).

55603349 is an equidigital number, since it uses as much as digits as its factorization.

55603349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 55603349 is about 7456.7653174818. The cubic root of 55603349 is about 381.6808024953.

The spelling of 55603349 in words is "fifty-five million, six hundred three thousand, three hundred forty-nine".