425123413073 has 4 divisors (see below), whose sum is σ = 439782841140. Its totient is φ = 410463985008.

The previous prime is 425123413021. The next prime is 425123413147. The reversal of 425123413073 is 370314321524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 363762178129 + 61361234944 = 603127^2 + 247712^2 .

It is a cyclic number.

It is not a de Polignac number, because 425123413073 - 2⁶ = 425123413009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425123413373) 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, 7329713990 + ... + 7329714047.

It is an arithmetic number, because the mean of its divisors is an integer number (109945710285).

Almost surely, 2^425123413073 is an apocalyptic number.

It is an amenable number.

425123413073 is a deficient number, since it is larger than the sum of its proper divisors (14659428067).

425123413073 is a wasteful number, since it uses less digits than its factorization.

425123413073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14659428066.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 425123413073 its reverse (370314321524), we get a palindrome (795437734597).

The spelling of 425123413073 in words is "four hundred twenty-five billion, one hundred twenty-three million, four hundred thirteen thousand, seventy-three".