543964139 has 8 divisors (see below), whose sum is σ = 550121328. Its totient is φ = 537827040.

The previous prime is 543964133. The next prime is 543964151. The reversal of 543964139 is 931469345.

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

It is a cyclic number.

It is not a de Polignac number, because 543964139 - 2⁸ = 543963883 is a prime.

It is a super-2 number, since 2×543964139² = 591793969036022642, which contains 22 as substring.

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 543964139.

It is not an unprimeable number, because it can be changed into a prime (543964133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53189 + ... + 62585.

It is an arithmetic number, because the mean of its divisors is an integer number (68765166).

Almost surely, 2^543964139 is an apocalyptic number.

543964139 is a deficient number, since it is larger than the sum of its proper divisors (6157189).

543964139 is a wasteful number, since it uses less digits than its factorization.

543964139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10045.

The product of its digits is 349920, while the sum is 44.

The square root of 543964139 is about 23323.0388028661. The cubic root of 543964139 is about 816.3130822156.

The spelling of 543964139 in words is "five hundred forty-three million, nine hundred sixty-four thousand, one hundred thirty-nine".