134809269 has 16 divisors (see below), whose sum is σ = 217507968. Its totient is φ = 72502272.

The previous prime is 134809253. The next prime is 134809291. The reversal of 134809269 is 962908431.

It is not a de Polignac number, because 134809269 - 2⁴ = 134809253 is a prime.

It is a super-2 number, since 2×134809269² = 36347078016628722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134809269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134809229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188452 + ... + 189165.

It is an arithmetic number, because the mean of its divisors is an integer number (13594248).

Almost surely, 2^134809269 is an apocalyptic number.

It is an amenable number.

134809269 is a deficient number, since it is larger than the sum of its proper divisors (82698699).

134809269 is a wasteful number, since it uses less digits than its factorization.

134809269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377644.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 134809269 is about 11610.7393821410. The cubic root of 134809269 is about 512.7510809377.

The spelling of 134809269 in words is "one hundred thirty-four million, eight hundred nine thousand, two hundred sixty-nine".