137126533 has 2 divisors, whose sum is σ = 137126534. Its totient is φ = 137126532.

The previous prime is 137126531. The next prime is 137126537. The reversal of 137126533 is 335621731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128640964 + 8485569 = 11342^2 + 2913^2 .

It is a cyclic number.

It is not a de Polignac number, because 137126533 - 2¹ = 137126531 is a prime.

Together with 137126531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 137126495 and 137126504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137126531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68563266 + 68563267.

It is an arithmetic number, because the mean of its divisors is an integer number (68563267).

Almost surely, 2^137126533 is an apocalyptic number.

It is an amenable number.

137126533 is a deficient number, since it is larger than the sum of its proper divisors (1).

137126533 is an equidigital number, since it uses as much as digits as its factorization.

137126533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 31.

The square root of 137126533 is about 11710.1038851071. The cubic root of 137126533 is about 515.6723339369.

The spelling of 137126533 in words is "one hundred thirty-seven million, one hundred twenty-six thousand, five hundred thirty-three".