135262247 has 2 divisors, whose sum is σ = 135262248. Its totient is φ = 135262246.

The previous prime is 135262181. The next prime is 135262277. The reversal of 135262247 is 742262531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135262247 - 2⁸ = 135261991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135262277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67631123 + 67631124.

It is an arithmetic number, because the mean of its divisors is an integer number (67631124).

Almost surely, 2^135262247 is an apocalyptic number.

135262247 is a deficient number, since it is larger than the sum of its proper divisors (1).

135262247 is an equidigital number, since it uses as much as digits as its factorization.

135262247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 135262247 is about 11630.2298773498. The cubic root of 135262247 is about 513.3247440046.

The spelling of 135262247 in words is "one hundred thirty-five million, two hundred sixty-two thousand, two hundred forty-seven".