136054123 has 2 divisors, whose sum is σ = 136054124. Its totient is φ = 136054122.

The previous prime is 136054097. The next prime is 136054129. The reversal of 136054123 is 321450631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136054123 - 2⁵ = 136054091 is a prime.

It is equal to p_7701613 and since 136054123 and 7701613 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (136054129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68027061 + 68027062.

It is an arithmetic number, because the mean of its divisors is an integer number (68027062).

Almost surely, 2^136054123 is an apocalyptic number.

136054123 is a deficient number, since it is larger than the sum of its proper divisors (1).

136054123 is an equidigital number, since it uses as much as digits as its factorization.

136054123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 136054123 is about 11664.2240633486. The cubic root of 136054123 is about 514.3245274536.

The spelling of 136054123 in words is "one hundred thirty-six million, fifty-four thousand, one hundred twenty-three".