136903641354157 has 2 divisors, whose sum is σ = 136903641354158. Its totient is φ = 136903641354156.

The previous prime is 136903641354121. The next prime is 136903641354191. The reversal of 136903641354157 is 751453146309631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74764884795561 + 62138756558596 = 8646669^2 + 7882814^2 .

It is a cyclic number.

It is not a de Polignac number, because 136903641354157 - 2²³ = 136903632965549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136903641354757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68451820677078 + 68451820677079.

It is an arithmetic number, because the mean of its divisors is an integer number (68451820677079).

Almost surely, 2^{136903641354157} is an apocalyptic number.

It is an amenable number.

136903641354157 is a deficient number, since it is larger than the sum of its proper divisors (1).

136903641354157 is an equidigital number, since it uses as much as digits as its factorization.

136903641354157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 58.

The spelling of 136903641354157 in words is "one hundred thirty-six trillion, nine hundred three billion, six hundred forty-one million, three hundred fifty-four thousand, one hundred fifty-seven".