10140743 has 4 divisors (see below), whose sum is σ = 10312680. Its totient is φ = 9968808.

The previous prime is 10140731. The next prime is 10140761. The reversal of 10140743 is 34704101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10140743 - 2⁴ = 10140727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85880 + ... + 85997.

It is an arithmetic number, because the mean of its divisors is an integer number (2578170).

Almost surely, 2^10140743 is an apocalyptic number.

10140743 is a deficient number, since it is larger than the sum of its proper divisors (171937).

10140743 is an equidigital number, since it uses as much as digits as its factorization.

10140743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171936.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 10140743 is about 3184.4533282810. The cubic root of 10140743 is about 216.4495025942.

Adding to 10140743 its reverse (34704101), we get a palindrome (44844844).

The spelling of 10140743 in words is "ten million, one hundred forty thousand, seven hundred forty-three".