137227219 has 2 divisors, whose sum is σ = 137227220. Its totient is φ = 137227218.

The previous prime is 137227199. The next prime is 137227261. The reversal of 137227219 is 912722731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137227219 - 2⁷ = 137227091 is a prime.

It is a super-3 number, since 3×137227219³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (137227289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68613609 + 68613610.

It is an arithmetic number, because the mean of its divisors is an integer number (68613610).

Almost surely, 2^137227219 is an apocalyptic number.

137227219 is a deficient number, since it is larger than the sum of its proper divisors (1).

137227219 is an equidigital number, since it uses as much as digits as its factorization.

137227219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 137227219 is about 11714.4022041246. The cubic root of 137227219 is about 515.7985149195.

The spelling of 137227219 in words is "one hundred thirty-seven million, two hundred twenty-seven thousand, two hundred nineteen".