137219604439 has 2 divisors, whose sum is σ = 137219604440. Its totient is φ = 137219604438.

The previous prime is 137219604433. The next prime is 137219604481. The reversal of 137219604439 is 934406912731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137219604439 - 2¹¹ = 137219602391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137219604392 and 137219604401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137219604433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68609802219 + 68609802220.

It is an arithmetic number, because the mean of its divisors is an integer number (68609802220).

Almost surely, 2^137219604439 is an apocalyptic number.

137219604439 is a deficient number, since it is larger than the sum of its proper divisors (1).

137219604439 is an equidigital number, since it uses as much as digits as its factorization.

137219604439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 137219604439 in words is "one hundred thirty-seven billion, two hundred nineteen million, six hundred four thousand, four hundred thirty-nine".