10105511903 has 2 divisors, whose sum is σ = 10105511904. Its totient is φ = 10105511902.

The previous prime is 10105511851. The next prime is 10105511929. The reversal of 10105511903 is 30911550101.

It is an a-pointer prime, because the next prime (10105511929) can be obtained adding 10105511903 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10105511903 - 2⁶ = 10105511839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10105511953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5052755951 + 5052755952.

It is an arithmetic number, because the mean of its divisors is an integer number (5052755952).

Almost surely, 2^10105511903 is an apocalyptic number.

10105511903 is a deficient number, since it is larger than the sum of its proper divisors (1).

10105511903 is an equidigital number, since it uses as much as digits as its factorization.

10105511903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675, while the sum is 26.

The spelling of 10105511903 in words is "ten billion, one hundred five million, five hundred eleven thousand, nine hundred three".