3540143847 has 8 divisors (see below), whose sum is σ = 4720507120. Its totient is φ = 2359938240.

The previous prime is 3540143779. The next prime is 3540143857. The reversal of 3540143847 is 7483410453.

3540143847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3540143847 - 2¹¹ = 3540141799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540143857) 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, 30897 + ... + 89637.

It is an arithmetic number, because the mean of its divisors is an integer number (590063390).

Almost surely, 2^3540143847 is an apocalyptic number.

3540143847 is a deficient number, since it is larger than the sum of its proper divisors (1180363273).

3540143847 is a wasteful number, since it uses less digits than its factorization.

3540143847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78833.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 3540143847 is about 59499.1079512962. The cubic root of 3540143847 is about 1524.0772125063.

The spelling of 3540143847 in words is "three billion, five hundred forty million, one hundred forty-three thousand, eight hundred forty-seven".