134566273 has 2 divisors, whose sum is σ = 134566274. Its totient is φ = 134566272.

The previous prime is 134566259. The next prime is 134566283. The reversal of 134566273 is 372665431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101767744 + 32798529 = 10088^2 + 5727^2 .

It is a cyclic number.

It is not a de Polignac number, because 134566273 - 2⁵ = 134566241 is a prime.

It is a super-2 number, since 2×134566273² = 36216163658221058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134566283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67283136 + 67283137.

It is an arithmetic number, because the mean of its divisors is an integer number (67283137).

Almost surely, 2^134566273 is an apocalyptic number.

It is an amenable number.

134566273 is a deficient number, since it is larger than the sum of its proper divisors (1).

134566273 is an equidigital number, since it uses as much as digits as its factorization.

134566273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 37.

The square root of 134566273 is about 11600.2703847798. The cubic root of 134566273 is about 512.4428147973.

The spelling of 134566273 in words is "one hundred thirty-four million, five hundred sixty-six thousand, two hundred seventy-three".