3077671945 has 4 divisors (see below), whose sum is σ = 3693206340. Its totient is φ = 2462137552.

The previous prime is 3077671937. The next prime is 3077671957. The reversal of 3077671945 is 5491767703.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1712221641 + 1365450304 = 41379^2 + 36952^2 .

It is a cyclic number.

It is not a de Polignac number, because 3077671945 - 2³ = 3077671937 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307767190 + ... + 307767199.

It is an arithmetic number, because the mean of its divisors is an integer number (923301585).

Almost surely, 2^3077671945 is an apocalyptic number.

It is an amenable number.

3077671945 is a deficient number, since it is larger than the sum of its proper divisors (615534395).

3077671945 is an equidigital number, since it uses as much as digits as its factorization.

3077671945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615534394.

The product of its (nonzero) digits is 1111320, while the sum is 49.

The square root of 3077671945 is about 55476.7694174778. The cubic root of 3077671945 is about 1454.5905950474.

The spelling of 3077671945 in words is "three billion, seventy-seven million, six hundred seventy-one thousand, nine hundred forty-five".