137671069 has 2 divisors, whose sum is σ = 137671070. Its totient is φ = 137671068.

The previous prime is 137671063. The next prime is 137671073. The reversal of 137671069 is 960176731.

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., 96236100 + 41434969 = 9810^2 + 6437^2 .

It is an emirp because it is prime and its reverse (960176731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137671069 - 2²⁷ = 3453341 is a prime.

It is a super-2 number, since 2×137671069² = 37906646479205522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137671063) 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, 68835534 + 68835535.

It is an arithmetic number, because the mean of its divisors is an integer number (68835535).

Almost surely, 2^137671069 is an apocalyptic number.

It is an amenable number.

137671069 is a deficient number, since it is larger than the sum of its proper divisors (1).

137671069 is an equidigital number, since it uses as much as digits as its factorization.

137671069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 137671069 is about 11733.3315388256. The cubic root of 137671069 is about 516.3540188713.

The spelling of 137671069 in words is "one hundred thirty-seven million, six hundred seventy-one thousand, sixty-nine".