2949742177 has 2 divisors, whose sum is σ = 2949742178. Its totient is φ = 2949742176.

The previous prime is 2949742139. The next prime is 2949742181. The reversal of 2949742177 is 7712479492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1704781521 + 1244960656 = 41289^2 + 35284^2 .

It is a cyclic number.

It is not a de Polignac number, because 2949742177 - 2⁷ = 2949742049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2949742277) 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 as a sum of consecutive naturals, namely, 1474871088 + 1474871089.

It is an arithmetic number, because the mean of its divisors is an integer number (1474871089).

Almost surely, 2^2949742177 is an apocalyptic number.

It is an amenable number.

2949742177 is a deficient number, since it is larger than the sum of its proper divisors (1).

2949742177 is an equidigital number, since it uses as much as digits as its factorization.

2949742177 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 52.

The square root of 2949742177 is about 54311.5289510432. The cubic root of 2949742177 is about 1434.1503591365.

The spelling of 2949742177 in words is "two billion, nine hundred forty-nine million, seven hundred forty-two thousand, one hundred seventy-seven".