137226263 has 2 divisors, whose sum is σ = 137226264. Its totient is φ = 137226262.

The previous prime is 137226247. The next prime is 137226283. The reversal of 137226263 is 362622731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137226263 - 2⁴ = 137226247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137226223) 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, 68613131 + 68613132.

It is an arithmetic number, because the mean of its divisors is an integer number (68613132).

Almost surely, 2^137226263 is an apocalyptic number.

137226263 is a deficient number, since it is larger than the sum of its proper divisors (1).

137226263 is an equidigital number, since it uses as much as digits as its factorization.

137226263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 137226263 is about 11714.3613995813. The cubic root of 137226263 is about 515.7973171383.

Adding to 137226263 its reverse (362622731), we get a palindrome (499848994).

The spelling of 137226263 in words is "one hundred thirty-seven million, two hundred twenty-six thousand, two hundred sixty-three".