3154336649 has 2 divisors, whose sum is σ = 3154336650. Its totient is φ = 3154336648.

The previous prime is 3154336613. The next prime is 3154336673. The reversal of 3154336649 is 9466334513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2338206025 + 816130624 = 48355^2 + 28568^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3154336649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3154330649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577168324 + 1577168325.

It is an arithmetic number, because the mean of its divisors is an integer number (1577168325).

Almost surely, 2^3154336649 is an apocalyptic number.

It is an amenable number.

3154336649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3154336649 is an equidigital number, since it uses as much as digits as its factorization.

3154336649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 44.

The square root of 3154336649 is about 56163.4814536991. The cubic root of 3154336649 is about 1466.5696074602.

The spelling of 3154336649 in words is "three billion, one hundred fifty-four million, three hundred thirty-six thousand, six hundred forty-nine".