543961351 has 4 divisors (see below), whose sum is σ = 545502672. Its totient is φ = 542420032.

The previous prime is 543961337. The next prime is 543961403. The reversal of 543961351 is 153169345.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 543961351 - 2¹³ = 543953159 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 543961351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543961331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770131 + ... + 770836.

It is an arithmetic number, because the mean of its divisors is an integer number (136375668).

Almost surely, 2^543961351 is an apocalyptic number.

543961351 is a deficient number, since it is larger than the sum of its proper divisors (1541321).

543961351 is a wasteful number, since it uses less digits than its factorization.

543961351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541320.

The product of its digits is 48600, while the sum is 37.

The square root of 543961351 is about 23322.9790335626. The cubic root of 543961351 is about 816.3116875864.

The spelling of 543961351 in words is "five hundred forty-three million, nine hundred sixty-one thousand, three hundred fifty-one".