42119899 has 2 divisors, whose sum is σ = 42119900. Its totient is φ = 42119898.

The previous prime is 42119887. The next prime is 42119911. The reversal of 42119899 is 99891124.

It is a happy number.

42119899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (42119887) and next prime (42119911).

It is a cyclic number.

It is not a de Polignac number, because 42119899 - 2⁷ = 42119771 is a prime.

It is not a weakly prime, because it can be changed into another prime (42119879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21059949 + 21059950.

It is an arithmetic number, because the mean of its divisors is an integer number (21059950).

Almost surely, 2^42119899 is an apocalyptic number.

42119899 is a deficient number, since it is larger than the sum of its proper divisors (1).

42119899 is an equidigital number, since it uses as much as digits as its factorization.

42119899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 43.

The square root of 42119899 is about 6489.9845146194. The cubic root of 42119899 is about 347.9331217543.

The spelling of 42119899 in words is "forty-two million, one hundred nineteen thousand, eight hundred ninety-nine".