858426103 has 2 divisors, whose sum is σ = 858426104. Its totient is φ = 858426102.

The previous prime is 858426029. The next prime is 858426109. The reversal of 858426103 is 301624858.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 858426103 - 2²⁹ = 321555191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (858426109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429213051 + 429213052.

It is an arithmetic number, because the mean of its divisors is an integer number (429213052).

Almost surely, 2^858426103 is an apocalyptic number.

858426103 is a deficient number, since it is larger than the sum of its proper divisors (1).

858426103 is an equidigital number, since it uses as much as digits as its factorization.

858426103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 858426103 is about 29298.9095872184. The cubic root of 858426103 is about 950.3880604829.

The spelling of 858426103 in words is "eight hundred fifty-eight million, four hundred twenty-six thousand, one hundred three".