2155534103 has 2 divisors, whose sum is σ = 2155534104. Its totient is φ = 2155534102.

The previous prime is 2155534093. The next prime is 2155534111. The reversal of 2155534103 is 3014355512.

2155534103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2155534103 - 2¹² = 2155530007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2155534903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077767051 + 1077767052.

It is an arithmetic number, because the mean of its divisors is an integer number (1077767052).

Almost surely, 2^2155534103 is an apocalyptic number.

2155534103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2155534103 is an equidigital number, since it uses as much as digits as its factorization.

2155534103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 2155534103 is about 46427.7298928130. The cubic root of 2155534103 is about 1291.7693212418.

Adding to 2155534103 its reverse (3014355512), we get a palindrome (5169889615).

The spelling of 2155534103 in words is "two billion, one hundred fifty-five million, five hundred thirty-four thousand, one hundred three".