136131061 has 8 divisors (see below), whose sum is σ = 150038784. Its totient is φ = 122478720.

The previous prime is 136131049. The next prime is 136131091. The reversal of 136131061 is 160131631.

It is a happy number.

136131061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 136131061 - 2⁷ = 136130933 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 (136131001) 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, 62725 + ... + 64858.

It is an arithmetic number, because the mean of its divisors is an integer number (18754848).

Almost surely, 2^136131061 is an apocalyptic number.

136131061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136131061 is a deficient number, since it is larger than the sum of its proper divisors (13907723).

136131061 is a wasteful number, since it uses less digits than its factorization.

136131061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127691.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 136131061 is about 11667.5216305778. The cubic root of 136131061 is about 514.4214585936.

Adding to 136131061 its reverse (160131631), we get a palindrome (296262692).

The spelling of 136131061 in words is "one hundred thirty-six million, one hundred thirty-one thousand, sixty-one".