134517653 has 2 divisors, whose sum is σ = 134517654. Its totient is φ = 134517652.

The previous prime is 134517641. The next prime is 134517683. The reversal of 134517653 is 356715431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130347889 + 4169764 = 11417^2 + 2042^2 .

It is a cyclic number.

It is not a de Polignac number, because 134517653 - 2⁴ = 134517637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134517683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67258826 + 67258827.

It is an arithmetic number, because the mean of its divisors is an integer number (67258827).

Almost surely, 2^134517653 is an apocalyptic number.

It is an amenable number.

134517653 is a deficient number, since it is larger than the sum of its proper divisors (1).

134517653 is an equidigital number, since it uses as much as digits as its factorization.

134517653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 35.

The square root of 134517653 is about 11598.1745546444. The cubic root of 134517653 is about 512.3810906363.

The spelling of 134517653 in words is "one hundred thirty-four million, five hundred seventeen thousand, six hundred fifty-three".