425231299 has 2 divisors, whose sum is σ = 425231300. Its totient is φ = 425231298.

The previous prime is 425231293. The next prime is 425231329. The reversal of 425231299 is 992132524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425231299 - 2¹³ = 425223107 is a prime.

It is not a weakly prime, because it can be changed into another prime (425231293) 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 as a sum of consecutive naturals, namely, 212615649 + 212615650.

It is an arithmetic number, because the mean of its divisors is an integer number (212615650).

Almost surely, 2^425231299 is an apocalyptic number.

425231299 is a deficient number, since it is larger than the sum of its proper divisors (1).

425231299 is an equidigital number, since it uses as much as digits as its factorization.

425231299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 425231299 is about 20621.1371897866. The cubic root of 425231299 is about 751.9836667222.

The spelling of 425231299 in words is "four hundred twenty-five million, two hundred thirty-one thousand, two hundred ninety-nine".