136744115 has 4 divisors (see below), whose sum is σ = 164092944. Its totient is φ = 109395288.

The previous prime is 136744079. The next prime is 136744151. The reversal of 136744115 is 511447631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511447631 = 1087 ⋅470513.

It is an interprime number because it is at equal distance from previous prime (136744079) and next prime (136744151).

It is a cyclic number.

It is not a de Polignac number, because 136744115 - 2¹⁸ = 136481971 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13674407 + ... + 13674416.

It is an arithmetic number, because the mean of its divisors is an integer number (41023236).

Almost surely, 2^136744115 is an apocalyptic number.

136744115 is a deficient number, since it is larger than the sum of its proper divisors (27348829).

136744115 is an equidigital number, since it uses as much as digits as its factorization.

136744115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27348828.

The product of its digits is 10080, while the sum is 32.

The square root of 136744115 is about 11693.7639363893. The cubic root of 136744115 is about 515.1925192189.

The spelling of 136744115 in words is "one hundred thirty-six million, seven hundred forty-four thousand, one hundred fifteen".