134669269 has 4 divisors (see below), whose sum is σ = 153907744. Its totient is φ = 115430796.

The previous prime is 134669267. The next prime is 134669287. The reversal of 134669269 is 962966431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134669269 - 2¹ = 134669267 is a prime.

It is a super-2 number, since 2×134669269² = 36271624025988722, 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 (134669261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9619227 + ... + 9619240.

It is an arithmetic number, because the mean of its divisors is an integer number (38476936).

Almost surely, 2^134669269 is an apocalyptic number.

It is an amenable number.

134669269 is a deficient number, since it is larger than the sum of its proper divisors (19238475).

134669269 is an equidigital number, since it uses as much as digits as its factorization.

134669269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19238474.

The product of its digits is 419904, while the sum is 46.

The square root of 134669269 is about 11604.7089149190. The cubic root of 134669269 is about 512.5735213977.

The spelling of 134669269 in words is "one hundred thirty-four million, six hundred sixty-nine thousand, two hundred sixty-nine".