75000743 has 2 divisors, whose sum is σ = 75000744. Its totient is φ = 75000742.

The previous prime is 75000721. The next prime is 75000763. The reversal of 75000743 is 34700057.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75000743 - 2¹⁰ = 74999719 is a prime.

It is a super-2 number, since 2×75000743² = 11250222901104098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75000703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37500371 + 37500372.

It is an arithmetic number, because the mean of its divisors is an integer number (37500372).

Almost surely, 2^75000743 is an apocalyptic number.

75000743 is a deficient number, since it is larger than the sum of its proper divisors (1).

75000743 is an equidigital number, since it uses as much as digits as its factorization.

75000743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 75000743 is about 8660.2969348631. The cubic root of 75000743 is about 421.7177252473.

The spelling of 75000743 in words is "seventy-five million, seven hundred forty-three", and thus it is an aban number.