4123140019 has 2 divisors, whose sum is σ = 4123140020. Its totient is φ = 4123140018.

The previous prime is 4123140017. The next prime is 4123140023. The reversal of 4123140019 is 9100413214.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4123140019 - 2¹ = 4123140017 is a prime.

It is a super-2 number, since 2×4123140019² = 34000567232558640722, which contains 22 as substring.

Together with 4123140017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4123139975 and 4123140002.

It is not a weakly prime, because it can be changed into another prime (4123140017) 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, 2061570009 + 2061570010.

It is an arithmetic number, because the mean of its divisors is an integer number (2061570010).

Almost surely, 2^4123140019 is an apocalyptic number.

4123140019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4123140019 is an equidigital number, since it uses as much as digits as its factorization.

4123140019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 4123140019 is about 64211.6813282443. The cubic root of 4123140019 is about 1603.5260801564.

The spelling of 4123140019 in words is "four billion, one hundred twenty-three million, one hundred forty thousand, nineteen".