136854901 has 2 divisors, whose sum is σ = 136854902. Its totient is φ = 136854900.

The previous prime is 136854889. The next prime is 136854911. The reversal of 136854901 is 109458631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115455025 + 21399876 = 10745^2 + 4626^2 .

It is a cyclic number.

It is not a de Polignac number, because 136854901 - 2⁵ = 136854869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136854911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68427450 + 68427451.

It is an arithmetic number, because the mean of its divisors is an integer number (68427451).

Almost surely, 2^136854901 is an apocalyptic number.

It is an amenable number.

136854901 is a deficient number, since it is larger than the sum of its proper divisors (1).

136854901 is an equidigital number, since it uses as much as digits as its factorization.

136854901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 136854901 is about 11698.4999465743. The cubic root of 136854901 is about 515.3316128625.

The spelling of 136854901 in words is "one hundred thirty-six million, eight hundred fifty-four thousand, nine hundred one".