3140020443 has 32 divisors (see below), whose sum is σ = 4995302400. Its totient is φ = 1716494976.

The previous prime is 3140020441. The next prime is 3140020451. The reversal of 3140020443 is 3440200413.

It is not a de Polignac number, because 3140020443 - 2¹ = 3140020441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3140020441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42730 + ... + 90032.

It is an arithmetic number, because the mean of its divisors is an integer number (156103200).

Almost surely, 2^3140020443 is an apocalyptic number.

3140020443 is a deficient number, since it is larger than the sum of its proper divisors (1855281957).

3140020443 is a wasteful number, since it uses less digits than its factorization.

3140020443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47451.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3140020443 is about 56035.8853146803. The cubic root of 3140020443 is about 1464.3475283722.

Adding to 3140020443 its reverse (3440200413), we get a palindrome (6580220856).

The spelling of 3140020443 in words is "three billion, one hundred forty million, twenty thousand, four hundred forty-three".