55134450103 has 2 divisors, whose sum is σ = 55134450104. Its totient is φ = 55134450102.

The previous prime is 55134450073. The next prime is 55134450143. The reversal of 55134450103 is 30105443155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55134450103 - 2¹³ = 55134441911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55134450143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27567225051 + 27567225052.

It is an arithmetic number, because the mean of its divisors is an integer number (27567225052).

Almost surely, 2^55134450103 is an apocalyptic number.

55134450103 is a deficient number, since it is larger than the sum of its proper divisors (1).

55134450103 is an equidigital number, since it uses as much as digits as its factorization.

55134450103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 55134450103 its reverse (30105443155), we get a palindrome (85239893258).

The spelling of 55134450103 in words is "fifty-five billion, one hundred thirty-four million, four hundred fifty thousand, one hundred three".