137326229 has 2 divisors, whose sum is σ = 137326230. Its totient is φ = 137326228.

The previous prime is 137326183. The next prime is 137326237. The reversal of 137326229 is 922623731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136843204 + 483025 = 11698^2 + 695^2 .

It is a cyclic number.

It is not a de Polignac number, because 137326229 - 2⁸ = 137325973 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 (137326529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68663114 + 68663115.

It is an arithmetic number, because the mean of its divisors is an integer number (68663115).

Almost surely, 2^137326229 is an apocalyptic number.

It is an amenable number.

137326229 is a deficient number, since it is larger than the sum of its proper divisors (1).

137326229 is an equidigital number, since it uses as much as digits as its factorization.

137326229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 137326229 is about 11718.6274366924. The cubic root of 137326229 is about 515.9225353435.

The spelling of 137326229 in words is "one hundred thirty-seven million, three hundred twenty-six thousand, two hundred twenty-nine".