2944021315 has 4 divisors (see below), whose sum is σ = 3532825584. Its totient is φ = 2355217048.

The previous prime is 2944021313. The next prime is 2944021351. The reversal of 2944021315 is 5131204492.

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 2944021315 - 2¹ = 2944021313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944021313) 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, 294402127 + ... + 294402136.

It is an arithmetic number, because the mean of its divisors is an integer number (883206396).

Almost surely, 2^2944021315 is an apocalyptic number.

2944021315 is a deficient number, since it is larger than the sum of its proper divisors (588804269).

2944021315 is an equidigital number, since it uses as much as digits as its factorization.

2944021315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588804268.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2944021315 is about 54258.8362849776. The cubic root of 2944021315 is about 1433.2226073050. Note that the first 3 decimals are identical.

The spelling of 2944021315 in words is "two billion, nine hundred forty-four million, twenty-one thousand, three hundred fifteen".