3111650489 has 2 divisors, whose sum is σ = 3111650490. Its totient is φ = 3111650488.

The previous prime is 3111650461. The next prime is 3111650537. The reversal of 3111650489 is 9840561113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1900262464 + 1211388025 = 43592^2 + 34805^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111650489 - 2²⁰ = 3110601913 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111650419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555825244 + 1555825245.

It is an arithmetic number, because the mean of its divisors is an integer number (1555825245).

Almost surely, 2^3111650489 is an apocalyptic number.

It is an amenable number.

3111650489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111650489 is an equidigital number, since it uses as much as digits as its factorization.

3111650489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 3111650489 is about 55782.1699918531. The cubic root of 3111650489 is about 1459.9240732705.

The spelling of 3111650489 in words is "three billion, one hundred eleven million, six hundred fifty thousand, four hundred eighty-nine".