136554206023 has 2 divisors, whose sum is σ = 136554206024. Its totient is φ = 136554206022.

The previous prime is 136554206003. The next prime is 136554206053. The reversal of 136554206023 is 320602455631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136554206023 - 2²¹ = 136552108871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136554206003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68277103011 + 68277103012.

It is an arithmetic number, because the mean of its divisors is an integer number (68277103012).

Almost surely, 2^136554206023 is an apocalyptic number.

136554206023 is a deficient number, since it is larger than the sum of its proper divisors (1).

136554206023 is an equidigital number, since it uses as much as digits as its factorization.

136554206023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 136554206023 in words is "one hundred thirty-six billion, five hundred fifty-four million, two hundred six thousand, twenty-three".