4040122189 has 2 divisors, whose sum is σ = 4040122190. Its totient is φ = 4040122188.

The previous prime is 4040122183. The next prime is 4040122231. The reversal of 4040122189 is 9812210404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2928433225 + 1111688964 = 54115^2 + 33342^2 .

It is a cyclic number.

It is not a de Polignac number, because 4040122189 - 2²³ = 4031733581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4040122189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040122183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020061094 + 2020061095.

It is an arithmetic number, because the mean of its divisors is an integer number (2020061095).

Almost surely, 2^4040122189 is an apocalyptic number.

It is an amenable number.

4040122189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040122189 is an equidigital number, since it uses as much as digits as its factorization.

4040122189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 4040122189 is about 63561.9555158587. The cubic root of 4040122189 is about 1592.6909049078.

The spelling of 4040122189 in words is "four billion, forty million, one hundred twenty-two thousand, one hundred eighty-nine".