135466973 has 2 divisors, whose sum is σ = 135466974. Its totient is φ = 135466972.

The previous prime is 135466967. The next prime is 135467041. The reversal of 135466973 is 379664531.

It is a happy number.

135466973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133934329 + 1532644 = 11573^2 + 1238^2 .

It is an emirp because it is prime and its reverse (379664531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135466973 - 2¹⁰ = 135465949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135466913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67733486 + 67733487.

It is an arithmetic number, because the mean of its divisors is an integer number (67733487).

Almost surely, 2^135466973 is an apocalyptic number.

It is an amenable number.

135466973 is a deficient number, since it is larger than the sum of its proper divisors (1).

135466973 is an equidigital number, since it uses as much as digits as its factorization.

135466973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 44.

The square root of 135466973 is about 11639.0280092454. The cubic root of 135466973 is about 513.5835941231.

The spelling of 135466973 in words is "one hundred thirty-five million, four hundred sixty-six thousand, nine hundred seventy-three".