134431607 has 4 divisors (see below), whose sum is σ = 134454840. Its totient is φ = 134408376.

The previous prime is 134431589. The next prime is 134431637. The reversal of 134431607 is 706134431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 134431607 - 2⁶ = 134431543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134431607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134431637) 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, 4748 + ... + 17070.

It is an arithmetic number, because the mean of its divisors is an integer number (33613710).

Almost surely, 2^134431607 is an apocalyptic number.

134431607 is a deficient number, since it is larger than the sum of its proper divisors (23233).

134431607 is a wasteful number, since it uses less digits than its factorization.

134431607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23232.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 134431607 is about 11594.4644981991. The cubic root of 134431607 is about 512.2718168811.

The spelling of 134431607 in words is "one hundred thirty-four million, four hundred thirty-one thousand, six hundred seven".