3140667749 has 2 divisors, whose sum is σ = 3140667750. Its totient is φ = 3140667748.

The previous prime is 3140667683. The next prime is 3140667797. The reversal of 3140667749 is 9477660413.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2748904900 + 391762849 = 52430^2 + 19793^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140667749 - 2⁸ = 3140667493 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140667449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570333874 + 1570333875.

It is an arithmetic number, because the mean of its divisors is an integer number (1570333875).

Almost surely, 2^3140667749 is an apocalyptic number.

It is an amenable number.

3140667749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140667749 is an equidigital number, since it uses as much as digits as its factorization.

3140667749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 47.

The square root of 3140667749 is about 56041.6608337048. The cubic root of 3140667749 is about 1464.4481451072.

The spelling of 3140667749 in words is "three billion, one hundred forty million, six hundred sixty-seven thousand, seven hundred forty-nine".