137501276273 has 4 divisors (see below), whose sum is σ = 145589586660. Its totient is φ = 129412965888.

The previous prime is 137501276261. The next prime is 137501276281. The reversal of 137501276273 is 372672105731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 372672105731 = 163 ⋅2286331937.

It can be written as a sum of positive squares in 2 ways, for example, as 66932416369 + 70568859904 = 258713^2 + 265648^2 .

It is a cyclic number.

It is not a de Polignac number, because 137501276273 - 2³⁰ = 136427534449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137501276293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4044155168 + ... + 4044155201.

It is an arithmetic number, because the mean of its divisors is an integer number (36397396665).

Almost surely, 2^137501276273 is an apocalyptic number.

It is an amenable number.

137501276273 is a deficient number, since it is larger than the sum of its proper divisors (8088310387).

137501276273 is an equidigital number, since it uses as much as digits as its factorization.

137501276273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8088310386.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 137501276273 in words is "one hundred thirty-seven billion, five hundred one million, two hundred seventy-six thousand, two hundred seventy-three".