65193743 has 2 divisors, whose sum is σ = 65193744. Its totient is φ = 65193742.

The previous prime is 65193721. The next prime is 65193749. The reversal of 65193743 is 34739156.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65193743 - 2¹² = 65189647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65193697 and 65193706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65193749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32596871 + 32596872.

It is an arithmetic number, because the mean of its divisors is an integer number (32596872).

Almost surely, 2^65193743 is an apocalyptic number.

65193743 is a deficient number, since it is larger than the sum of its proper divisors (1).

65193743 is an equidigital number, since it uses as much as digits as its factorization.

65193743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 65193743 is about 8074.2642389260. The cubic root of 65193743 is about 402.4716603634.

The spelling of 65193743 in words is "sixty-five million, one hundred ninety-three thousand, seven hundred forty-three".