136352641 has 4 divisors (see below), whose sum is σ = 136583172. Its totient is φ = 136122112.

The previous prime is 136352639. The next prime is 136352647. The reversal of 136352641 is 146253631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94167616 + 42185025 = 9704^2 + 6495^2 .

It is a cyclic number.

It is not a de Polignac number, because 136352641 - 2¹ = 136352639 is a prime.

It is a super-5 number, since 5×136352641⁵ (a number of 42 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136352647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114376 + ... + 115561.

It is an arithmetic number, because the mean of its divisors is an integer number (34145793).

Almost surely, 2^136352641 is an apocalyptic number.

It is an amenable number.

136352641 is a deficient number, since it is larger than the sum of its proper divisors (230531).

136352641 is an equidigital number, since it uses as much as digits as its factorization.

136352641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230530.

The product of its digits is 12960, while the sum is 31.

The square root of 136352641 is about 11677.0133595881. The cubic root of 136352641 is about 514.7004145674.

The spelling of 136352641 in words is "one hundred thirty-six million, three hundred fifty-two thousand, six hundred forty-one".