136803447 has 36 divisors (see below), whose sum is σ = 218476440. Its totient is φ = 82426080.

The previous prime is 136803427. The next prime is 136803449. The reversal of 136803447 is 744308631.

136803447 is a `hidden beast` number, since 136 + 80 + 3 + 447 = 666.

It is not a de Polignac number, because 136803447 - 2¹⁰ = 136802423 is a prime.

It is a super-2 number, since 2×136803447² = 37430366222163618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136803449) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 292708 + ... + 293174.

It is an arithmetic number, because the mean of its divisors is an integer number (6068790).

Almost surely, 2^136803447 is an apocalyptic number.

136803447 is a deficient number, since it is larger than the sum of its proper divisors (81672993).

136803447 is a wasteful number, since it uses less digits than its factorization.

136803447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 750 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 136803447 is about 11696.3005689833. The cubic root of 136803447 is about 515.2670208593.

The spelling of 136803447 in words is "one hundred thirty-six million, eight hundred three thousand, four hundred forty-seven".