2973750813 has 40 divisors (see below), whose sum is σ = 4886340096. Its totient is φ = 1802207880.

The previous prime is 2973750737. The next prime is 2973750833. The reversal of 2973750813 is 3180573792.

It is a happy number.

It is not a de Polignac number, because 2973750813 - 2¹⁶ = 2973685277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2973750833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 94020 + ... + 121602.

Almost surely, 2^2973750813 is an apocalyptic number.

It is an amenable number.

2973750813 is a deficient number, since it is larger than the sum of its proper divisors (1912589283).

2973750813 is an equidigital number, since it uses as much as digits as its factorization.

2973750813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27628 (or 27597 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 2973750813 is about 54532.1080923890. The cubic root of 2973750813 is about 1438.0308109807.

The spelling of 2973750813 in words is "two billion, nine hundred seventy-three million, seven hundred fifty thousand, eight hundred thirteen".