2973947536043 has 4 divisors (see below), whose sum is σ = 3244306402968. Its totient is φ = 2703588669120.

The previous prime is 2973947536003. The next prime is 2973947536057. The reversal of 2973947536043 is 3406357493792.

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 2973947536043 - 2²² = 2973943341739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2973947536003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135179433446 + ... + 135179433467.

It is an arithmetic number, because the mean of its divisors is an integer number (811076600742).

Almost surely, 2^{2973947536043} is an apocalyptic number.

2973947536043 is a deficient number, since it is larger than the sum of its proper divisors (270358866925).

2973947536043 is a wasteful number, since it uses less digits than its factorization.

2973947536043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270358866924.

The product of its (nonzero) digits is 102876480, while the sum is 62.

The spelling of 2973947536043 in words is "two trillion, nine hundred seventy-three billion, nine hundred forty-seven million, five hundred thirty-six thousand, forty-three".