475247743 has 2 divisors, whose sum is σ = 475247744. Its totient is φ = 475247742.

The previous prime is 475247719. The next prime is 475247761. The reversal of 475247743 is 347742574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475247743 - 2⁵ = 475247711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 475247743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475247543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237623871 + 237623872.

It is an arithmetic number, because the mean of its divisors is an integer number (237623872).

Almost surely, 2^475247743 is an apocalyptic number.

475247743 is a deficient number, since it is larger than the sum of its proper divisors (1).

475247743 is an equidigital number, since it uses as much as digits as its factorization.

475247743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 658560, while the sum is 43.

The square root of 475247743 is about 21800.1775910198. The cubic root of 475247743 is about 780.3810011319.

The spelling of 475247743 in words is "four hundred seventy-five million, two hundred forty-seven thousand, seven hundred forty-three".