136392303 has 4 divisors (see below), whose sum is σ = 181856408. Its totient is φ = 90928200.

The previous prime is 136392301. The next prime is 136392329. The reversal of 136392303 is 303293631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303293631 = 3 ⋅101097877.

It is not a de Polignac number, because 136392303 - 2¹ = 136392301 is a prime.

It is a super-3 number, since 3×136392303³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136392301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22732048 + ... + 22732053.

It is an arithmetic number, because the mean of its divisors is an integer number (45464102).

Almost surely, 2^136392303 is an apocalyptic number.

136392303 is a deficient number, since it is larger than the sum of its proper divisors (45464105).

136392303 is an equidigital number, since it uses as much as digits as its factorization.

136392303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45464104.

The product of its (nonzero) digits is 8748, while the sum is 30.

The square root of 136392303 is about 11678.7115299591. The cubic root of 136392303 is about 514.7503147592.

The spelling of 136392303 in words is "one hundred thirty-six million, three hundred ninety-two thousand, three hundred three".