501000345434 has 4 divisors (see below), whose sum is σ = 751500518154. Its totient is φ = 250500172716.

The previous prime is 501000345421. The next prime is 501000345479. The reversal of 501000345434 is 434543000105.

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

It can be written as a sum of positive squares in only one way, i.e., 365484329809 + 135516015625 = 604553^2 + 368125^2 .

It is a super-3 number, since 3×501000345434³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 501000345397 and 501000345406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125250086357 + ... + 125250086360.

Almost surely, 2^501000345434 is an apocalyptic number.

501000345434 is a deficient number, since it is larger than the sum of its proper divisors (250500172720).

501000345434 is a wasteful number, since it uses less digits than its factorization.

501000345434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250500172719.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 501000345434 its reverse (434543000105), we get a palindrome (935543345539).

The spelling of 501000345434 in words is "five hundred one billion, three hundred forty-five thousand, four hundred thirty-four".