55368653 has 2 divisors, whose sum is σ = 55368654. Its totient is φ = 55368652.

The previous prime is 55368647. The next prime is 55368671. The reversal of 55368653 is 35686355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48748324 + 6620329 = 6982^2 + 2573^2 .

It is a cyclic number.

It is not a de Polignac number, because 55368653 - 2⁴ = 55368637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55368653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55368673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27684326 + 27684327.

It is an arithmetic number, because the mean of its divisors is an integer number (27684327).

Almost surely, 2^55368653 is an apocalyptic number.

It is an amenable number.

55368653 is a deficient number, since it is larger than the sum of its proper divisors (1).

55368653 is an equidigital number, since it uses as much as digits as its factorization.

55368653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 41.

The square root of 55368653 is about 7441.0115575774. The cubic root of 55368653 is about 381.1430333973.

The spelling of 55368653 in words is "fifty-five million, three hundred sixty-eight thousand, six hundred fifty-three".