161304315130 has 16 divisors (see below), whose sum is σ = 331826019840. Its totient is φ = 55304336592.

The previous prime is 161304315103. The next prime is 161304315167. The reversal of 161304315130 is 31513403161.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152173610 + ... + 1152173749.

It is an arithmetic number, because the mean of its divisors is an integer number (20739126240).

Almost surely, 2^161304315130 is an apocalyptic number.

161304315130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161304315130 is an abundant number, since it is smaller than the sum of its proper divisors (170521704710).

161304315130 is a wasteful number, since it uses less digits than its factorization.

161304315130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304347373.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 161304315130 its reverse (31513403161), we get a palindrome (192817718291).

The spelling of 161304315130 in words is "one hundred sixty-one billion, three hundred four million, three hundred fifteen thousand, one hundred thirty".