131325330345 has 64 divisors (see below), whose sum is σ = 233638159104. Its totient is φ = 62457937920.

The previous prime is 131325330337. The next prime is 131325330371. The reversal of 131325330345 is 543033523131.

It is not a de Polignac number, because 131325330345 - 2³ = 131325330337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1772259 + ... + 1844871.

It is an arithmetic number, because the mean of its divisors is an integer number (3650596236).

Almost surely, 2^131325330345 is an apocalyptic number.

131325330345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131325330345 is a deficient number, since it is larger than the sum of its proper divisors (102312828759).

131325330345 is a wasteful number, since it uses less digits than its factorization.

131325330345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72842.

The product of its (nonzero) digits is 48600, while the sum is 33.

Adding to 131325330345 its reverse (543033523131), we get a palindrome (674358853476).

The spelling of 131325330345 in words is "one hundred thirty-one billion, three hundred twenty-five million, three hundred thirty thousand, three hundred forty-five".