136940101 has 8 divisors (see below), whose sum is σ = 138919680. Its totient is φ = 134966832.

The previous prime is 136940081. The next prime is 136940107. The reversal of 136940101 is 101049631.

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 136940101 - 2¹⁹ = 136415813 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 (136940107) 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, 57531 + ... + 59863.

It is an arithmetic number, because the mean of its divisors is an integer number (17364960).

Almost surely, 2^136940101 is an apocalyptic number.

It is an amenable number.

136940101 is a deficient number, since it is larger than the sum of its proper divisors (1979579).

136940101 is an equidigital number, since it uses as much as digits as its factorization.

136940101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 136940101 is about 11702.1408725070. The cubic root of 136940101 is about 515.4385318082.

Adding to 136940101 its reverse (101049631), we get a palindrome (237989732).

The spelling of 136940101 in words is "one hundred thirty-six million, nine hundred forty thousand, one hundred one".