425040311 has 2 divisors, whose sum is σ = 425040312. Its totient is φ = 425040310.

The previous prime is 425040283. The next prime is 425040359. The reversal of 425040311 is 113040524.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425040311 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425040611) 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, 212520155 + 212520156.

It is an arithmetic number, because the mean of its divisors is an integer number (212520156).

Almost surely, 2^425040311 is an apocalyptic number.

425040311 is a deficient number, since it is larger than the sum of its proper divisors (1).

425040311 is an equidigital number, since it uses as much as digits as its factorization.

425040311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 425040311 is about 20616.5057902643. The cubic root of 425040311 is about 751.8710681090.

Adding to 425040311 its reverse (113040524), we get a palindrome (538080835).

The spelling of 425040311 in words is "four hundred twenty-five million, forty thousand, three hundred eleven".