4469189939 has 2 divisors, whose sum is σ = 4469189940. Its totient is φ = 4469189938.

The previous prime is 4469189831. The next prime is 4469189969. The reversal of 4469189939 is 9399819644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4469189939 - 2²⁸ = 4200754483 is a prime.

It is not a weakly prime, because it can be changed into another prime (4469189969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2234594969 + 2234594970.

It is an arithmetic number, because the mean of its divisors is an integer number (2234594970).

Almost surely, 2^4469189939 is an apocalyptic number.

4469189939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4469189939 is an equidigital number, since it uses as much as digits as its factorization.

4469189939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15116544, while the sum is 62.

The square root of 4469189939 is about 66852.0002617723. Note that the first 3 decimals coincide. The cubic root of 4469189939 is about 1647.1871191156.

The spelling of 4469189939 in words is "four billion, four hundred sixty-nine million, one hundred eighty-nine thousand, nine hundred thirty-nine".