2113044389 has 2 divisors, whose sum is σ = 2113044390. Its totient is φ = 2113044388.

The previous prime is 2113044383. The next prime is 2113044457. The reversal of 2113044389 is 9834403112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1327363489 + 785680900 = 36433^2 + 28030^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113044389 - 2¹⁶ = 2112978853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113044383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056522194 + 1056522195.

It is an arithmetic number, because the mean of its divisors is an integer number (1056522195).

Almost surely, 2^2113044389 is an apocalyptic number.

It is an amenable number.

2113044389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113044389 is an equidigital number, since it uses as much as digits as its factorization.

2113044389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2113044389 is about 45967.8625672328. The cubic root of 2113044389 is about 1283.2251815907.

The spelling of 2113044389 in words is "two billion, one hundred thirteen million, forty-four thousand, three hundred eighty-nine".