134328769 has 8 divisors (see below), whose sum is σ = 136568480. Its totient is φ = 132096096.

The previous prime is 134328749. The next prime is 134328793. The reversal of 134328769 is 967823431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134328769 - 2⁷ = 134328641 is a prime.

It is a super-2 number, since 2×134328769² = 36088436362110722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134328709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48157 + ... + 50869.

It is an arithmetic number, because the mean of its divisors is an integer number (17071060).

Almost surely, 2^134328769 is an apocalyptic number.

It is an amenable number.

134328769 is a deficient number, since it is larger than the sum of its proper divisors (2239711).

134328769 is an equidigital number, since it uses as much as digits as its factorization.

134328769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519.

The product of its digits is 217728, while the sum is 43.

The square root of 134328769 is about 11590.0288610512. The cubic root of 134328769 is about 512.1411570128.

It can be divided in two parts, 13432 and 8769, that added together give a square (22201 = 149²).

The spelling of 134328769 in words is "one hundred thirty-four million, three hundred twenty-eight thousand, seven hundred sixty-nine".