136503441 has 16 divisors (see below), whose sum is σ = 203776320. Its totient is φ = 90305280.

The previous prime is 136503439. The next prime is 136503443. The reversal of 136503441 is 144305631.

136503441 is a `hidden beast` number, since 1 + 3 + 650 + 3 + 4 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (136503439) and next prime (136503443).

It is not a de Polignac number, because 136503441 - 2¹ = 136503439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136503443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15760 + ... + 22833.

It is an arithmetic number, because the mean of its divisors is an integer number (12736020).

Almost surely, 2^136503441 is an apocalyptic number.

It is an amenable number.

136503441 is a deficient number, since it is larger than the sum of its proper divisors (67272879).

136503441 is a wasteful number, since it uses less digits than its factorization.

136503441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38733 (or 38727 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 136503441 is about 11683.4687058253. The cubic root of 136503441 is about 514.8900899706.

The spelling of 136503441 in words is "one hundred thirty-six million, five hundred three thousand, four hundred forty-one".