136131563 has 8 divisors (see below), whose sum is σ = 144371808. Its totient is φ = 127917184.

The previous prime is 136131559. The next prime is 136131581. The reversal of 136131563 is 365131631.

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 136131563 - 2² = 136131559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136131533) 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, 4970 + ... + 17232.

It is an arithmetic number, because the mean of its divisors is an integer number (18046476).

Almost surely, 2^136131563 is an apocalyptic number.

136131563 is a deficient number, since it is larger than the sum of its proper divisors (8240245).

136131563 is a wasteful number, since it uses less digits than its factorization.

136131563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12933.

The product of its digits is 4860, while the sum is 29.

The square root of 136131563 is about 11667.5431432671. The cubic root of 136131563 is about 514.4220909236.

The spelling of 136131563 in words is "one hundred thirty-six million, one hundred thirty-one thousand, five hundred sixty-three".