131345425332015 has 32 divisors (see below), whose sum is σ = 210609783659520. Its totient is φ = 69898678422144.

The previous prime is 131345425331999. The next prime is 131345425332137. The reversal of 131345425332015 is 510233524543131.

It is not a de Polignac number, because 131345425332015 - 2⁴ = 131345425331999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9004032 + ... + 18540858.

It is an arithmetic number, because the mean of its divisors is an integer number (6581555739360).

Almost surely, 2^{131345425332015} is an apocalyptic number.

131345425332015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131345425332015 is a deficient number, since it is larger than the sum of its proper divisors (79264358327505).

131345425332015 is a wasteful number, since it uses less digits than its factorization.

131345425332015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9538831.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 131345425332015 its reverse (510233524543131), we get a palindrome (641578949875146).

The spelling of 131345425332015 in words is "one hundred thirty-one trillion, three hundred forty-five billion, four hundred twenty-five million, three hundred thirty-two thousand, fifteen".