55065103 has 2 divisors, whose sum is σ = 55065104. Its totient is φ = 55065102.

The previous prime is 55065079. The next prime is 55065137. The reversal of 55065103 is 30156055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55065103 - 2⁵ = 55065071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55065203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532551 + 27532552.

It is an arithmetic number, because the mean of its divisors is an integer number (27532552).

Almost surely, 2^55065103 is an apocalyptic number.

55065103 is a deficient number, since it is larger than the sum of its proper divisors (1).

55065103 is an equidigital number, since it uses as much as digits as its factorization.

55065103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 55065103 is about 7420.5864323516. The cubic root of 55065103 is about 380.4452375857.

It can be divided in two parts, 5506 and 5103, that added together give a square (10609 = 103²).

The spelling of 55065103 in words is "fifty-five million, sixty-five thousand, one hundred three".