137004138247 has 2 divisors, whose sum is σ = 137004138248. Its totient is φ = 137004138246.

The previous prime is 137004138083. The next prime is 137004138253. The reversal of 137004138247 is 742831400731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137004138247 - 2²⁷ = 136869920519 is a prime.

It is a super-3 number, since 3×137004138247³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137004133247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68502069123 + 68502069124.

It is an arithmetic number, because the mean of its divisors is an integer number (68502069124).

Almost surely, 2^137004138247 is an apocalyptic number.

137004138247 is a deficient number, since it is larger than the sum of its proper divisors (1).

137004138247 is an equidigital number, since it uses as much as digits as its factorization.

137004138247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

Adding to 137004138247 its reverse (742831400731), we get a palindrome (879835538978).

The spelling of 137004138247 in words is "one hundred thirty-seven billion, four million, one hundred thirty-eight thousand, two hundred forty-seven".