136846261 has 2 divisors, whose sum is σ = 136846262. Its totient is φ = 136846260.

The previous prime is 136846201. The next prime is 136846271. The reversal of 136846261 is 162648631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135140625 + 1705636 = 11625^2 + 1306^2 .

It is a cyclic number.

It is not a de Polignac number, because 136846261 - 2¹³ = 136838069 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136846261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136846201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68423130 + 68423131.

It is an arithmetic number, because the mean of its divisors is an integer number (68423131).

Almost surely, 2^136846261 is an apocalyptic number.

It is an amenable number.

136846261 is a deficient number, since it is larger than the sum of its proper divisors (1).

136846261 is an equidigital number, since it uses as much as digits as its factorization.

136846261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 136846261 is about 11698.1306626315. The cubic root of 136846261 is about 515.3207678999.

The spelling of 136846261 in words is "one hundred thirty-six million, eight hundred forty-six thousand, two hundred sixty-one".