136713751 has 4 divisors (see below), whose sum is σ = 141123904. Its totient is φ = 132303600.

The previous prime is 136713737. The next prime is 136713763. The reversal of 136713751 is 157317631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 157317631 = 23 ⋅6839897.

It is a cyclic number.

It is not a de Polignac number, because 136713751 - 2¹⁷ = 136582679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136713781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2205030 + ... + 2205091.

It is an arithmetic number, because the mean of its divisors is an integer number (35280976).

Almost surely, 2^136713751 is an apocalyptic number.

136713751 is a deficient number, since it is larger than the sum of its proper divisors (4410153).

136713751 is an equidigital number, since it uses as much as digits as its factorization.

136713751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410152.

The product of its digits is 13230, while the sum is 34.

The square root of 136713751 is about 11692.4655654828. The cubic root of 136713751 is about 515.1543836018.

It can be divided in two parts, 13671 and 3751, that multiplied together give a square (51279921 = 7161²).

The spelling of 136713751 in words is "one hundred thirty-six million, seven hundred thirteen thousand, seven hundred fifty-one".