136483261 has 2 divisors, whose sum is σ = 136483262. Its totient is φ = 136483260.

The previous prime is 136483241. The next prime is 136483271. The reversal of 136483261 is 162384631.

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., 81812025 + 54671236 = 9045^2 + 7394^2 .

It is a cyclic number.

It is not a de Polignac number, because 136483261 - 2⁷ = 136483133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136483201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68241630 + 68241631.

It is an arithmetic number, because the mean of its divisors is an integer number (68241631).

Almost surely, 2^136483261 is an apocalyptic number.

It is an amenable number.

136483261 is a deficient number, since it is larger than the sum of its proper divisors (1).

136483261 is an equidigital number, since it uses as much as digits as its factorization.

136483261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

The square root of 136483261 is about 11682.6050605163. The cubic root of 136483261 is about 514.8647157774.

The spelling of 136483261 in words is "one hundred thirty-six million, four hundred eighty-three thousand, two hundred sixty-one".