425039311 has 2 divisors, whose sum is σ = 425039312. Its totient is φ = 425039310.

The previous prime is 425039309. The next prime is 425039317. The reversal of 425039311 is 113930524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425039311 - 2¹ = 425039309 is a prime.

Together with 425039309, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 425039311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425039317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212519655 + 212519656.

It is an arithmetic number, because the mean of its divisors is an integer number (212519656).

Almost surely, 2^425039311 is an apocalyptic number.

425039311 is a deficient number, since it is larger than the sum of its proper divisors (1).

425039311 is an equidigital number, since it uses as much as digits as its factorization.

425039311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 425039311 is about 20616.4815378376. The cubic root of 425039311 is about 751.8704784616.

Adding to 425039311 its reverse (113930524), we get a palindrome (538969835).

The spelling of 425039311 in words is "four hundred twenty-five million, thirty-nine thousand, three hundred eleven".