134430697 has 4 divisors (see below), whose sum is σ = 135761796. Its totient is φ = 133099600.

The previous prime is 134430623. The next prime is 134430707. The reversal of 134430697 is 796034431.

134430697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 85766121 + 48664576 = 9261^2 + 6976^2 .

It is a cyclic number.

It is not a de Polignac number, because 134430697 - 2²³ = 126042089 is a prime.

It is a super-2 number, since 2×134430697² = 36143224591811618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134430617) 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, 665398 + ... + 665599.

It is an arithmetic number, because the mean of its divisors is an integer number (33940449).

Almost surely, 2^134430697 is an apocalyptic number.

It is an amenable number.

134430697 is a deficient number, since it is larger than the sum of its proper divisors (1331099).

134430697 is a wasteful number, since it uses less digits than its factorization.

134430697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331098.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 134430697 is about 11594.4252552682. The cubic root of 134430697 is about 512.2706609813.

It can be divided in two parts, 1344 and 30697, that added together give a square (32041 = 179²).

The spelling of 134430697 in words is "one hundred thirty-four million, four hundred thirty thousand, six hundred ninety-seven".