509294134 has 8 divisors (see below), whose sum is σ = 772525080. Its totient is φ = 251785776.

The previous prime is 509294131. The next prime is 509294141. The reversal of 509294134 is 431492905.

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

It is a junction number, because it is equal to n+sod(n) for n = 509294093 and 509294102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509294131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430424 + ... + 1430779.

It is an arithmetic number, because the mean of its divisors is an integer number (96565635).

Almost surely, 2^509294134 is an apocalyptic number.

509294134 is a deficient number, since it is larger than the sum of its proper divisors (263230946).

509294134 is a wasteful number, since it uses less digits than its factorization.

509294134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861294.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 509294134 is about 22567.5460340729. The cubic root of 509294134 is about 798.5882048002.

The spelling of 509294134 in words is "five hundred nine million, two hundred ninety-four thousand, one hundred thirty-four".