5129643 has 12 divisors (see below), whose sum is σ = 7035000. Its totient is φ = 3324672.

The previous prime is 5129617. The next prime is 5129647. The reversal of 5129643 is 3469215.

It is not a de Polignac number, because 5129643 - 2¹⁷ = 4998571 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5129643.

It is not an unprimeable number, because it can be changed into a prime (5129647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3483 + ... + 4731.

It is an arithmetic number, because the mean of its divisors is an integer number (586250).

Almost surely, 2^5129643 is an apocalyptic number.

5129643 is a deficient number, since it is larger than the sum of its proper divisors (1905357).

5129643 is a wasteful number, since it uses less digits than its factorization.

5129643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326 (or 1289 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 5129643 is about 2264.8715195348. The cubic root of 5129643 is about 172.4629115811.

The spelling of 5129643 in words is "five million, one hundred twenty-nine thousand, six hundred forty-three".