3861145103 has 2 divisors, whose sum is σ = 3861145104. Its totient is φ = 3861145102.

The previous prime is 3861145073. The next prime is 3861145129. The reversal of 3861145103 is 3015411683.

It is a strong prime.

It is an emirp because it is prime and its reverse (3015411683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3861145103 - 2²⁴ = 3844367887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3861145103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3861141103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1930572551 + 1930572552.

It is an arithmetic number, because the mean of its divisors is an integer number (1930572552).

Almost surely, 2^3861145103 is an apocalyptic number.

3861145103 is a deficient number, since it is larger than the sum of its proper divisors (1).

3861145103 is an equidigital number, since it uses as much as digits as its factorization.

3861145103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 3861145103 is about 62138.1131271300. The cubic root of 3861145103 is about 1568.8161119675.

Adding to 3861145103 its reverse (3015411683), we get a palindrome (6876556786).

The spelling of 3861145103 in words is "three billion, eight hundred sixty-one million, one hundred forty-five thousand, one hundred three".