425112011 has 2 divisors, whose sum is σ = 425112012. Its totient is φ = 425112010.

The previous prime is 425112007. The next prime is 425112019. The reversal of 425112011 is 110211524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425112011 - 2² = 425112007 is a prime.

It is not a weakly prime, because it can be changed into another prime (425112019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212556005 + 212556006.

It is an arithmetic number, because the mean of its divisors is an integer number (212556006).

Almost surely, 2^425112011 is an apocalyptic number.

425112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

425112011 is an equidigital number, since it uses as much as digits as its factorization.

425112011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 425112011 is about 20618.2446149036. The cubic root of 425112011 is about 751.9133434126.

Adding to 425112011 its reverse (110211524), we get a palindrome (535323535).

The spelling of 425112011 in words is "four hundred twenty-five million, one hundred twelve thousand, eleven".