136743017 has 4 divisors (see below), whose sum is σ = 136884816. Its totient is φ = 136601220.

The previous prime is 136743001. The next prime is 136743023. The reversal of 136743017 is 710347631.

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 136743017 - 2⁴ = 136743001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136743097) 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, 69443 + ... + 71384.

It is an arithmetic number, because the mean of its divisors is an integer number (34221204).

Almost surely, 2^136743017 is an apocalyptic number.

It is an amenable number.

136743017 is a deficient number, since it is larger than the sum of its proper divisors (141799).

136743017 is an equidigital number, since it uses as much as digits as its factorization.

136743017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141798.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 136743017 is about 11693.7169881950. The cubic root of 136743017 is about 515.1911402860.

The spelling of 136743017 in words is "one hundred thirty-six million, seven hundred forty-three thousand, seventeen".