2942743077 has 18 divisors (see below), whose sum is σ = 4309724562. Its totient is φ = 1934922816.

The previous prime is 2942743057. The next prime is 2942743093. The reversal of 2942743077 is 7703472492.

It can be written as a sum of positive squares in 3 ways, for example, as 1325979396 + 1616763681 = 36414^2 + 40209^2 .

It is not a de Polignac number, because 2942743077 - 2²² = 2938548773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942743057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17283 + ... + 78639.

Almost surely, 2^2942743077 is an apocalyptic number.

It is an amenable number.

2942743077 is a deficient number, since it is larger than the sum of its proper divisors (1366981485).

2942743077 is an equidigital number, since it uses as much as digits as its factorization.

2942743077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61509 (or 61433 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 2942743077 is about 54247.0559293313. The cubic root of 2942743077 is about 1433.0151512885.

The spelling of 2942743077 in words is "two billion, nine hundred forty-two million, seven hundred forty-three thousand, seventy-seven".