55054123 has 2 divisors, whose sum is σ = 55054124. Its totient is φ = 55054122.

The previous prime is 55054117. The next prime is 55054133. The reversal of 55054123 is 32145055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55054123 - 2¹³ = 55045931 is a prime.

It is not a weakly prime, because it can be changed into another prime (55054133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27527061 + 27527062.

It is an arithmetic number, because the mean of its divisors is an integer number (27527062).

Almost surely, 2^55054123 is an apocalyptic number.

55054123 is a deficient number, since it is larger than the sum of its proper divisors (1).

55054123 is an equidigital number, since it uses as much as digits as its factorization.

55054123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 55054123 is about 7419.8465617558. The cubic root of 55054123 is about 380.4199489354.

Adding to 55054123 its reverse (32145055), we get a palindrome (87199178).

It can be divided in two parts, 550541 and 23, that added together give a square (550564 = 742²).

The spelling of 55054123 in words is "fifty-five million, fifty-four thousand, one hundred twenty-three".