136311167899213 has 4 divisors (see below), whose sum is σ = 137291823783520. Its totient is φ = 135330512014908.

The previous prime is 136311167899187. The next prime is 136311167899223. The reversal of 136311167899213 is 312998761113631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136311167899213 - 2¹³ = 136311167891021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136311167899223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490327941945 + ... + 490327942222.

It is an arithmetic number, because the mean of its divisors is an integer number (34322955945880).

Almost surely, 2^{136311167899213} is an apocalyptic number.

It is an amenable number.

136311167899213 is a deficient number, since it is larger than the sum of its proper divisors (980655884307).

136311167899213 is an equidigital number, since it uses as much as digits as its factorization.

136311167899213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980655884306.

The product of its digits is 8817984, while the sum is 61.

The spelling of 136311167899213 in words is "one hundred thirty-six trillion, three hundred eleven billion, one hundred sixty-seven million, eight hundred ninety-nine thousand, two hundred thirteen".