55313099 has 2 divisors, whose sum is σ = 55313100. Its totient is φ = 55313098.

The previous prime is 55313081. The next prime is 55313107. The reversal of 55313099 is 99031355.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55313099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55313029) 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, 27656549 + 27656550.

It is an arithmetic number, because the mean of its divisors is an integer number (27656550).

Almost surely, 2^55313099 is an apocalyptic number.

55313099 is a deficient number, since it is larger than the sum of its proper divisors (1).

55313099 is an equidigital number, since it uses as much as digits as its factorization.

55313099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18225, while the sum is 35.

The square root of 55313099 is about 7437.2776605422. The cubic root of 55313099 is about 381.0155177694.

The spelling of 55313099 in words is "fifty-five million, three hundred thirteen thousand, ninety-nine".