403345234345 has 16 divisors (see below), whose sum is σ = 485288369280. Its totient is φ = 321827318784.

The previous prime is 403345234319. The next prime is 403345234381. The reversal of 403345234345 is 543432543304.

It is a cyclic number.

It is not a de Polignac number, because 403345234345 - 2¹³ = 403345226153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403345234298 and 403345234307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6472777 + ... + 6534793.

It is an arithmetic number, because the mean of its divisors is an integer number (30330523080).

Almost surely, 2^403345234345 is an apocalyptic number.

It is an amenable number.

403345234345 is a deficient number, since it is larger than the sum of its proper divisors (81943134935).

403345234345 is a wasteful number, since it uses less digits than its factorization.

403345234345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65424.

The product of its (nonzero) digits is 1036800, while the sum is 40.

Adding to 403345234345 its reverse (543432543304), we get a palindrome (946777777649).

The spelling of 403345234345 in words is "four hundred three billion, three hundred forty-five million, two hundred thirty-four thousand, three hundred forty-five".