4011421289 has 2 divisors, whose sum is σ = 4011421290. Its totient is φ = 4011421288.

The previous prime is 4011421277. The next prime is 4011421319. The reversal of 4011421289 is 9821241104.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2604571225 + 1406850064 = 51035^2 + 37508^2 .

It is a cyclic number.

It is not a de Polignac number, because 4011421289 - 2⁴ = 4011421273 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 (4011441289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005710644 + 2005710645.

It is an arithmetic number, because the mean of its divisors is an integer number (2005710645).

Almost surely, 2^4011421289 is an apocalyptic number.

It is an amenable number.

4011421289 is a deficient number, since it is larger than the sum of its proper divisors (1).

4011421289 is an equidigital number, since it uses as much as digits as its factorization.

4011421289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 4011421289 is about 63335.7820588015. The cubic root of 4011421289 is about 1588.9104634409.

The spelling of 4011421289 in words is "four billion, eleven million, four hundred twenty-one thousand, two hundred eighty-nine".