136742651 has 8 divisors (see below), whose sum is σ = 139327200. Its totient is φ = 134177472.

The previous prime is 136742633. The next prime is 136742719. The reversal of 136742651 is 156247631.

136742651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-136742651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136742621) 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, 9821 + ... + 19233.

It is an arithmetic number, because the mean of its divisors is an integer number (17415900).

Almost surely, 2^136742651 is an apocalyptic number.

136742651 is a deficient number, since it is larger than the sum of its proper divisors (2584549).

136742651 is an equidigital number, since it uses as much as digits as its factorization.

136742651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9685.

The product of its digits is 30240, while the sum is 35.

The square root of 136742651 is about 11693.7013387550. The cubic root of 136742651 is about 515.1906806400.

The spelling of 136742651 in words is "one hundred thirty-six million, seven hundred forty-two thousand, six hundred fifty-one".