2957943749 has 2 divisors, whose sum is σ = 2957943750. Its totient is φ = 2957943748.

The previous prime is 2957943743. The next prime is 2957943767. The reversal of 2957943749 is 9473497592.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2727450625 + 230493124 = 52225^2 + 15182^2 .

It is a cyclic number.

It is not a de Polignac number, because 2957943749 - 2⁸ = 2957943493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2957943743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1478971874 + 1478971875.

It is an arithmetic number, because the mean of its divisors is an integer number (1478971875).

Almost surely, 2^2957943749 is an apocalyptic number.

It is an amenable number.

2957943749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2957943749 is an equidigital number, since it uses as much as digits as its factorization.

2957943749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17146080, while the sum is 59.

The square root of 2957943749 is about 54386.9814293825. The cubic root of 2957943749 is about 1435.4783173217.

The spelling of 2957943749 in words is "two billion, nine hundred fifty-seven million, nine hundred forty-three thousand, seven hundred forty-nine".