4242463391 has 2 divisors, whose sum is σ = 4242463392. Its totient is φ = 4242463390.

The previous prime is 4242463363. The next prime is 4242463403. The reversal of 4242463391 is 1933642424.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4242463391 is a prime.

It is a super-3 number, since 3×4242463391³ (a number of 30 digits) contains 333 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 (4242463991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121231695 + 2121231696.

It is an arithmetic number, because the mean of its divisors is an integer number (2121231696).

Almost surely, 2^4242463391 is an apocalyptic number.

4242463391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242463391 is an equidigital number, since it uses as much as digits as its factorization.

4242463391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 38.

The square root of 4242463391 is about 65134.1952510354. The cubic root of 4242463391 is about 1618.8478561695.

The spelling of 4242463391 in words is "four billion, two hundred forty-two million, four hundred sixty-three thousand, three hundred ninety-one".