134510009 has 2 divisors, whose sum is σ = 134510010. Its totient is φ = 134510008.

The previous prime is 134509981. The next prime is 134510017. The reversal of 134510009 is 900015431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134490409 + 19600 = 11597^2 + 140^2 .

It is a cyclic number.

It is not a de Polignac number, because 134510009 - 2¹² = 134505913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134510309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67255004 + 67255005.

It is an arithmetic number, because the mean of its divisors is an integer number (67255005).

Almost surely, 2^134510009 is an apocalyptic number.

It is an amenable number.

134510009 is a deficient number, since it is larger than the sum of its proper divisors (1).

134510009 is an equidigital number, since it uses as much as digits as its factorization.

134510009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 134510009 is about 11597.8450153466. The cubic root of 134510009 is about 512.3713850570.

The spelling of 134510009 in words is "one hundred thirty-four million, five hundred ten thousand, nine".