136003243 has 8 divisors (see below), whose sum is σ = 140824080. Its totient is φ = 131191200.

The previous prime is 136003237. The next prime is 136003249. The reversal of 136003243 is 342300631.

It is an interprime number because it is at equal distance from previous prime (136003237) and next prime (136003249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136003243 - 2⁵ = 136003211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136003249) 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, 53896 + ... + 56362.

It is an arithmetic number, because the mean of its divisors is an integer number (17603010).

Almost surely, 2^136003243 is an apocalyptic number.

136003243 is a deficient number, since it is larger than the sum of its proper divisors (4820837).

136003243 is a wasteful number, since it uses less digits than its factorization.

136003243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4397.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 136003243 is about 11662.0428313396. The cubic root of 136003243 is about 514.2604056806.

Adding to 136003243 its reverse (342300631), we get a palindrome (478303874).

The spelling of 136003243 in words is "one hundred thirty-six million, three thousand, two hundred forty-three".