2152105103 has 2 divisors, whose sum is σ = 2152105104. Its totient is φ = 2152105102.

The previous prime is 2152105061. The next prime is 2152105127. The reversal of 2152105103 is 3015012512.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2152105103 - 2¹⁰ = 2152104079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152105133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076052551 + 1076052552.

It is an arithmetic number, because the mean of its divisors is an integer number (1076052552).

Almost surely, 2^2152105103 is an apocalyptic number.

2152105103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152105103 is an equidigital number, since it uses as much as digits as its factorization.

2152105103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 2152105103 is about 46390.7868331633. The cubic root of 2152105103 is about 1291.0839802146.

Adding to 2152105103 its reverse (3015012512), we get a palindrome (5167117615).

The spelling of 2152105103 in words is "two billion, one hundred fifty-two million, one hundred five thousand, one hundred three".