920743 has 2 divisors, whose sum is σ = 920744. Its totient is φ = 920742.

The previous prime is 920741. The next prime is 920753. The reversal of 920743 is 347029.

920743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 920743 - 2¹ = 920741 is a prime.

Together with 920741, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (920741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460371 + 460372.

It is an arithmetic number, because the mean of its divisors is an integer number (460372).

2⁹²⁰⁷⁴³ is an apocalyptic number.

920743 is a deficient number, since it is larger than the sum of its proper divisors (1).

920743 is an equidigital number, since it uses as much as digits as its factorization.

920743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 920743 is about 959.5535420184. The cubic root of 920743 is about 97.2850579498.

The spelling of 920743 in words is "nine hundred twenty thousand, seven hundred forty-three".