105265903 has 2 divisors, whose sum is σ = 105265904. Its totient is φ = 105265902.

The previous prime is 105265883. The next prime is 105265913. The reversal of 105265903 is 309562501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105265903 is a prime.

It is a super-2 number, since 2×105265903² = 22161820668810818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105265913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52632951 + 52632952.

It is an arithmetic number, because the mean of its divisors is an integer number (52632952).

Almost surely, 2^105265903 is an apocalyptic number.

105265903 is a deficient number, since it is larger than the sum of its proper divisors (1).

105265903 is an equidigital number, since it uses as much as digits as its factorization.

105265903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 105265903 is about 10259.9172998616. The cubic root of 105265903 is about 472.1673001090.

The spelling of 105265903 in words is "one hundred five million, two hundred sixty-five thousand, nine hundred three".