6293742391 has 2 divisors, whose sum is σ = 6293742392. Its totient is φ = 6293742390.

The previous prime is 6293742383. The next prime is 6293742437. The reversal of 6293742391 is 1932473926.

It is an a-pointer prime, because the next prime (6293742437) can be obtained adding 6293742391 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6293742391 - 2³ = 6293742383 is a prime.

It is a super-2 number, since 2×6293742391² = 79222386568540793762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6293742331) 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, 3146871195 + 3146871196.

It is an arithmetic number, because the mean of its divisors is an integer number (3146871196).

Almost surely, 2^6293742391 is an apocalyptic number.

6293742391 is a deficient number, since it is larger than the sum of its proper divisors (1).

6293742391 is an equidigital number, since it uses as much as digits as its factorization.

6293742391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 46.

The square root of 6293742391 is about 79333.1103071095. The cubic root of 6293742391 is about 1846.3030520892.

The spelling of 6293742391 in words is "six billion, two hundred ninety-three million, seven hundred forty-two thousand, three hundred ninety-one".