136903641354187 has 8 divisors (see below), whose sum is σ = 138442691401920. Its totient is φ = 135364609237440.

The previous prime is 136903641354157. The next prime is 136903641354191. The reversal of 136903641354187 is 781453146309631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136903641354187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136903641354157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11178993 + ... + 19969405.

It is an arithmetic number, because the mean of its divisors is an integer number (17305336425240).

Almost surely, 2^{136903641354187} is an apocalyptic number.

136903641354187 is a deficient number, since it is larger than the sum of its proper divisors (1539050047733).

136903641354187 is an equidigital number, since it uses as much as digits as its factorization.

136903641354187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8965493.

The product of its (nonzero) digits is 39191040, while the sum is 61.

The spelling of 136903641354187 in words is "one hundred thirty-six trillion, nine hundred three billion, six hundred forty-one million, three hundred fifty-four thousand, one hundred eighty-seven".