134530511 has 4 divisors (see below), whose sum is σ = 134650800. Its totient is φ = 134410224.

The previous prime is 134530499. The next prime is 134530523. The reversal of 134530511 is 115035431.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (134530499) and next prime (134530523).

It is a cyclic number.

It is not a de Polignac number, because 134530511 - 2⁶ = 134530447 is a prime.

It is a super-2 number, since 2×134530511² = 36196916779842242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134530541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58451 + ... + 60708.

It is an arithmetic number, because the mean of its divisors is an integer number (33662700).

Almost surely, 2^134530511 is an apocalyptic number.

134530511 is a deficient number, since it is larger than the sum of its proper divisors (120289).

134530511 is a wasteful number, since it uses less digits than its factorization.

134530511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120288.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 134530511 is about 11598.7288527666. The cubic root of 134530511 is about 512.3974155969.

Adding to 134530511 its reverse (115035431), we get a palindrome (249565942).

The spelling of 134530511 in words is "one hundred thirty-four million, five hundred thirty thousand, five hundred eleven".