136104513251 has 8 divisors (see below), whose sum is σ = 157678810464. Its totient is φ = 115062914880.

The previous prime is 136104513221. The next prime is 136104513253. The reversal of 136104513251 is 152315401631.

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

It is a cyclic number.

It is not a de Polignac number, because 136104513251 - 2⁶ = 136104513187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136104513253) 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, 133174160 + ... + 133175181.

It is an arithmetic number, because the mean of its divisors is an integer number (19709851308).

Almost surely, 2^136104513251 is an apocalyptic number.

136104513251 is a deficient number, since it is larger than the sum of its proper divisors (21574297213).

136104513251 is an equidigital number, since it uses as much as digits as its factorization.

136104513251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266349421.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 136104513251 its reverse (152315401631), we get a palindrome (288419914882).

The spelling of 136104513251 in words is "one hundred thirty-six billion, one hundred four million, five hundred thirteen thousand, two hundred fifty-one".