425457203 has 2 divisors, whose sum is σ = 425457204. Its totient is φ = 425457202.

The previous prime is 425457167. The next prime is 425457211. The reversal of 425457203 is 302754524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425457203 - 2¹⁶ = 425391667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425457203.

It is not a weakly prime, because it can be changed into another prime (425457223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212728601 + 212728602.

It is an arithmetic number, because the mean of its divisors is an integer number (212728602).

Almost surely, 2^425457203 is an apocalyptic number.

425457203 is a deficient number, since it is larger than the sum of its proper divisors (1).

425457203 is an equidigital number, since it uses as much as digits as its factorization.

425457203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 425457203 is about 20626.6139489738. The cubic root of 425457203 is about 752.1168068472.

The spelling of 425457203 in words is "four hundred twenty-five million, four hundred fifty-seven thousand, two hundred three".