3774345779 has 2 divisors, whose sum is σ = 3774345780. Its totient is φ = 3774345778.

The previous prime is 3774345739. The next prime is 3774345787. The reversal of 3774345779 is 9775434773.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3774345779 is a prime.

It is not a weakly prime, because it can be changed into another prime (3774345739) 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, 1887172889 + 1887172890.

It is an arithmetic number, because the mean of its divisors is an integer number (1887172890).

Almost surely, 2^3774345779 is an apocalyptic number.

3774345779 is a deficient number, since it is larger than the sum of its proper divisors (1).

3774345779 is an equidigital number, since it uses as much as digits as its factorization.

3774345779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15558480, while the sum is 56.

The square root of 3774345779 is about 61435.7044315437. The cubic root of 3774345779 is about 1556.9711363682.

The spelling of 3774345779 in words is "three billion, seven hundred seventy-four million, three hundred forty-five thousand, seven hundred seventy-nine".