2911645313 has 2 divisors, whose sum is σ = 2911645314. Its totient is φ = 2911645312.

The previous prime is 2911645277. The next prime is 2911645357. The reversal of 2911645313 is 3135461192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2910926209 + 719104 = 53953^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 2911645313 - 2⁶ = 2911645249 is a prime.

It is not a weakly prime, because it can be changed into another prime (2911647313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1455822656 + 1455822657.

It is an arithmetic number, because the mean of its divisors is an integer number (1455822657).

Almost surely, 2^2911645313 is an apocalyptic number.

It is an amenable number.

2911645313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2911645313 is an equidigital number, since it uses as much as digits as its factorization.

2911645313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 2911645313 is about 53959.6637591451. The cubic root of 2911645313 is about 1427.9494160472.

The spelling of 2911645313 in words is "two billion, nine hundred eleven million, six hundred forty-five thousand, three hundred thirteen".