137652533 has 2 divisors, whose sum is σ = 137652534. Its totient is φ = 137652532.

The previous prime is 137652521. The next prime is 137652551. The reversal of 137652533 is 335256731.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128550244 + 9102289 = 11338^2 + 3017^2 .

It is an emirp because it is prime and its reverse (335256731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137652533 - 2⁴ = 137652517 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 137652493 and 137652502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137652563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68826266 + 68826267.

It is an arithmetic number, because the mean of its divisors is an integer number (68826267).

Almost surely, 2^137652533 is an apocalyptic number.

It is an amenable number.

137652533 is a deficient number, since it is larger than the sum of its proper divisors (1).

137652533 is an equidigital number, since it uses as much as digits as its factorization.

137652533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 35.

The square root of 137652533 is about 11732.5416257519. The cubic root of 137652533 is about 516.3308439037.

The spelling of 137652533 in words is "one hundred thirty-seven million, six hundred fifty-two thousand, five hundred thirty-three".