425305001234 has 4 divisors (see below), whose sum is σ = 637957501854. Its totient is φ = 212652500616.

The previous prime is 425305001227. The next prime is 425305001263. The reversal of 425305001234 is 432100503524.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 318835269025 + 106469732209 = 564655^2 + 326297^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425305001197 and 425305001206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106326250307 + ... + 106326250310.

Almost surely, 2^425305001234 is an apocalyptic number.

425305001234 is a deficient number, since it is larger than the sum of its proper divisors (212652500620).

425305001234 is a wasteful number, since it uses less digits than its factorization.

425305001234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212652500619.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 425305001234 its reverse (432100503524), we get a palindrome (857405504758).

The spelling of 425305001234 in words is "four hundred twenty-five billion, three hundred five million, one thousand, two hundred thirty-four".