7042319 has 2 divisors, whose sum is σ = 7042320. Its totient is φ = 7042318.

The previous prime is 7042291. The next prime is 7042327. The reversal of 7042319 is 9132407.

7042319 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7042319 is a prime.

It is a super-2 number, since 2×7042319² = 99188513795522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7042349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521159 + 3521160.

It is an arithmetic number, because the mean of its divisors is an integer number (3521160).

Almost surely, 2^7042319 is an apocalyptic number.

7042319 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042319 is an equidigital number, since it uses as much as digits as its factorization.

7042319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 7042319 is about 2653.7367993077. The cubic root of 7042319 is about 191.6778361061.

The spelling of 7042319 in words is "seven million, forty-two thousand, three hundred nineteen".