137525276549 has 2 divisors, whose sum is σ = 137525276550. Its totient is φ = 137525276548.

The previous prime is 137525276521. The next prime is 137525276561. The reversal of 137525276549 is 945672525731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77300680900 + 60224595649 = 278030^2 + 245407^2 .

It is a cyclic number.

It is not a de Polignac number, because 137525276549 - 2⁸ = 137525276293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137525276494 and 137525276503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137525278549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68762638274 + 68762638275.

It is an arithmetic number, because the mean of its divisors is an integer number (68762638275).

Almost surely, 2^137525276549 is an apocalyptic number.

It is an amenable number.

137525276549 is a deficient number, since it is larger than the sum of its proper divisors (1).

137525276549 is an equidigital number, since it uses as much as digits as its factorization.

137525276549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876000, while the sum is 56.

The spelling of 137525276549 in words is "one hundred thirty-seven billion, five hundred twenty-five million, two hundred seventy-six thousand, five hundred forty-nine".