55136093 has 2 divisors, whose sum is σ = 55136094. Its totient is φ = 55136092.

The previous prime is 55136089. The next prime is 55136143. The reversal of 55136093 is 39063155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45131524 + 10004569 = 6718^2 + 3163^2 .

It is a cyclic number.

It is not a de Polignac number, because 55136093 - 2² = 55136089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55136023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27568046 + 27568047.

It is an arithmetic number, because the mean of its divisors is an integer number (27568047).

Almost surely, 2^55136093 is an apocalyptic number.

It is an amenable number.

55136093 is a deficient number, since it is larger than the sum of its proper divisors (1).

55136093 is an equidigital number, since it uses as much as digits as its factorization.

55136093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 55136093 is about 7425.3682063585. The cubic root of 55136093 is about 380.6086575382.

The spelling of 55136093 in words is "fifty-five million, one hundred thirty-six thousand, ninety-three".