306134431603 has 128 divisors (see below), whose sum is σ = 426503024640. Its totient is φ = 212106885120.

The previous prime is 306134431583. The next prime is 306134431621.

306134431603 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-306134431603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (306134431643) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 965723601 + ... + 965723917.

It is an arithmetic number, because the mean of its divisors is an integer number (3332054880).

Almost surely, 2^306134431603 is an apocalyptic number.

306134431603 is a deficient number, since it is larger than the sum of its proper divisors (120368593037).

306134431603 is a wasteful number, since it uses less digits than its factorization.

306134431603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677.

The product of its (nonzero) digits is 46656, while the sum is 34.

It can be divided in two parts, 306134 and 431603, that added together give a palindrome (737737).

The spelling of 306134431603 in words is "three hundred six billion, one hundred thirty-four million, four hundred thirty-one thousand, six hundred three".