136553727 has 16 divisors (see below), whose sum is σ = 185177600. Its totient is φ = 89491392.

The previous prime is 136553713. The next prime is 136553749. The reversal of 136553727 is 727355631.

It is not a de Polignac number, because 136553727 - 2¹² = 136549631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136553777) 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, 79524 + ... + 81222.

It is an arithmetic number, because the mean of its divisors is an integer number (11573600).

Almost surely, 2^136553727 is an apocalyptic number.

136553727 is a deficient number, since it is larger than the sum of its proper divisors (48623873).

136553727 is a wasteful number, since it uses less digits than its factorization.

136553727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142.

The product of its digits is 132300, while the sum is 39.

The square root of 136553727 is about 11685.6205226766. The cubic root of 136553727 is about 514.9533083631.

The spelling of 136553727 in words is "one hundred thirty-six million, five hundred fifty-three thousand, seven hundred twenty-seven".