425431283 has 2 divisors, whose sum is σ = 425431284. Its totient is φ = 425431282.

The previous prime is 425431249. The next prime is 425431297. The reversal of 425431283 is 382134524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425431283 - 2¹⁰ = 425430259 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (425431243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212715641 + 212715642.

It is an arithmetic number, because the mean of its divisors is an integer number (212715642).

Almost surely, 2^425431283 is an apocalyptic number.

425431283 is a deficient number, since it is larger than the sum of its proper divisors (1).

425431283 is an equidigital number, since it uses as much as digits as its factorization.

425431283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 32.

The square root of 425431283 is about 20625.9856249344. The cubic root of 425431283 is about 752.1015328757.

The spelling of 425431283 in words is "four hundred twenty-five million, four hundred thirty-one thousand, two hundred eighty-three".