4123319 has 2 divisors, whose sum is σ = 4123320. Its totient is φ = 4123318.

The previous prime is 4123303. The next prime is 4123321. The reversal of 4123319 is 9133214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4123319 - 2⁴ = 4123303 is a prime.

It is a super-2 number, since 2×4123319² = 34003519151522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4123321, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 4123294 and 4123303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4123349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061659 + 2061660.

It is an arithmetic number, because the mean of its divisors is an integer number (2061660).

Almost surely, 2^4123319 is an apocalyptic number.

4123319 is a deficient number, since it is larger than the sum of its proper divisors (1).

4123319 is an equidigital number, since it uses as much as digits as its factorization.

4123319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 4123319 is about 2030.5957253969. The cubic root of 4123319 is about 160.3549282259.

The spelling of 4123319 in words is "four million, one hundred twenty-three thousand, three hundred nineteen".