131340310425 has 72 divisors (see below), whose sum is σ = 240902438400. Its totient is φ = 68383560960.

The previous prime is 131340310391. The next prime is 131340310433. The reversal of 131340310425 is 524013043131.

It is a happy number.

131340310425 is a `hidden beast` number, since 1 + 3 + 1 + 340 + 310 + 4 + 2 + 5 = 666.

It is not a de Polignac number, because 131340310425 - 2¹¹ = 131340308377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1540464 + ... + 1623486.

It is an arithmetic number, because the mean of its divisors is an integer number (3345867200).

Almost surely, 2^131340310425 is an apocalyptic number.

131340310425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131340310425 is a deficient number, since it is larger than the sum of its proper divisors (109562127975).

131340310425 is a wasteful number, since it uses less digits than its factorization.

131340310425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83207 (or 83199 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 131340310425 its reverse (524013043131), we get a palindrome (655353353556).

The spelling of 131340310425 in words is "one hundred thirty-one billion, three hundred forty million, three hundred ten thousand, four hundred twenty-five".