137235425219 has 2 divisors, whose sum is σ = 137235425220. Its totient is φ = 137235425218.

The previous prime is 137235425167. The next prime is 137235425221. The reversal of 137235425219 is 912524532731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137235425219 - 2³⁶ = 68515948483 is a prime.

It is a super-2 number, since 2×137235425219² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 137235425221, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137235425219.

It is not a weakly prime, because it can be changed into another prime (137235425419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68617712609 + 68617712610.

It is an arithmetic number, because the mean of its divisors is an integer number (68617712610).

Almost surely, 2^137235425219 is an apocalyptic number.

137235425219 is a deficient number, since it is larger than the sum of its proper divisors (1).

137235425219 is an equidigital number, since it uses as much as digits as its factorization.

137235425219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The spelling of 137235425219 in words is "one hundred thirty-seven billion, two hundred thirty-five million, four hundred twenty-five thousand, two hundred nineteen".