136463513 has 4 divisors (see below), whose sum is σ = 139367040. Its totient is φ = 133559988.

The previous prime is 136463507. The next prime is 136463521. The reversal of 136463513 is 315364631.

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, and also an emirpimes, since its reverse is a distinct semiprime: 315364631 = 107 ⋅2947333.

It is a cyclic number.

It is not a de Polignac number, because 136463513 - 2¹⁰ = 136462489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136463513.

It is not an unprimeable number, because it can be changed into a prime (136463533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451693 + ... + 1451786.

It is an arithmetic number, because the mean of its divisors is an integer number (34841760).

Almost surely, 2^136463513 is an apocalyptic number.

It is an amenable number.

136463513 is a deficient number, since it is larger than the sum of its proper divisors (2903527).

136463513 is an equidigital number, since it uses as much as digits as its factorization.

136463513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903526.

The product of its digits is 19440, while the sum is 32.

The square root of 136463513 is about 11681.7598417362. The cubic root of 136463513 is about 514.8398823564.

The spelling of 136463513 in words is "one hundred thirty-six million, four hundred sixty-three thousand, five hundred thirteen".