105556103 has 2 divisors, whose sum is σ = 105556104. Its totient is φ = 105556102.

The previous prime is 105556093. The next prime is 105556127. The reversal of 105556103 is 301655501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105556103 - 2¹⁴ = 105539719 is a prime.

It is a super-2 number, since 2×105556103² = 22284181761093218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105556193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52778051 + 52778052.

It is an arithmetic number, because the mean of its divisors is an integer number (52778052).

Almost surely, 2^105556103 is an apocalyptic number.

105556103 is a deficient number, since it is larger than the sum of its proper divisors (1).

105556103 is an equidigital number, since it uses as much as digits as its factorization.

105556103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 105556103 is about 10274.0499804118. The cubic root of 105556103 is about 472.6007966887.

The spelling of 105556103 in words is "one hundred five million, five hundred fifty-six thousand, one hundred three".