3106640377 has 2 divisors, whose sum is σ = 3106640378. Its totient is φ = 3106640376.

The previous prime is 3106640347. The next prime is 3106640413. The reversal of 3106640377 is 7730466013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1867881961 + 1238758416 = 43219^2 + 35196^2 .

It is a cyclic number.

It is not a de Polignac number, because 3106640377 - 2⁷ = 3106640249 is a prime.

It is not a weakly prime, because it can be changed into another prime (3106640347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1553320188 + 1553320189.

It is an arithmetic number, because the mean of its divisors is an integer number (1553320189).

Almost surely, 2^3106640377 is an apocalyptic number.

It is an amenable number.

3106640377 is a deficient number, since it is larger than the sum of its proper divisors (1).

3106640377 is an equidigital number, since it uses as much as digits as its factorization.

3106640377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 3106640377 is about 55737.2440743171. The cubic root of 3106640377 is about 1459.1401042994.

The spelling of 3106640377 in words is "three billion, one hundred six million, six hundred forty thousand, three hundred seventy-seven".