134649511 has 2 divisors, whose sum is σ = 134649512. Its totient is φ = 134649510.

The previous prime is 134649499. The next prime is 134649517. The reversal of 134649511 is 115946431.

It is a strong prime.

It is an emirp because it is prime and its reverse (115946431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134649511 - 2⁵ = 134649479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134649517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67324755 + 67324756.

It is an arithmetic number, because the mean of its divisors is an integer number (67324756).

Almost surely, 2^134649511 is an apocalyptic number.

134649511 is a deficient number, since it is larger than the sum of its proper divisors (1).

134649511 is an equidigital number, since it uses as much as digits as its factorization.

134649511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 134649511 is about 11603.8575913357. The cubic root of 134649511 is about 512.5484527659.

The spelling of 134649511 in words is "one hundred thirty-four million, six hundred forty-nine thousand, five hundred eleven".