425015011 has 4 divisors (see below), whose sum is σ = 450015912. Its totient is φ = 400014112.

The previous prime is 425014957. The next prime is 425015057. The reversal of 425015011 is 110510524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425015011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425015011.

It is not an unprimeable number, because it can be changed into a prime (425015081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12500425 + ... + 12500458.

It is an arithmetic number, because the mean of its divisors is an integer number (112503978).

Almost surely, 2^425015011 is an apocalyptic number.

425015011 is a deficient number, since it is larger than the sum of its proper divisors (25000901).

425015011 is a wasteful number, since it uses less digits than its factorization.

425015011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25000900.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 425015011 is about 20615.8921951004. The cubic root of 425015011 is about 751.8561497471.

Adding to 425015011 its reverse (110510524), we get a palindrome (535525535).

The spelling of 425015011 in words is "four hundred twenty-five million, fifteen thousand, eleven".