131324001 has 8 divisors (see below), whose sum is σ = 175396320. Its totient is φ = 87400512.

The previous prime is 131323999. The next prime is 131324009. The reversal of 131324001 is 100423131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131324001 - 2¹ = 131323999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131324009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35131 + ... + 38688.

It is an arithmetic number, because the mean of its divisors is an integer number (21924540).

Almost surely, 2^131324001 is an apocalyptic number.

It is an amenable number.

131324001 is a deficient number, since it is larger than the sum of its proper divisors (44072319).

131324001 is an equidigital number, since it uses as much as digits as its factorization.

131324001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74415.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 131324001 is about 11459.6684507014. The cubic root of 131324001 is about 508.2936707446.

Adding to 131324001 its reverse (100423131), we get a palindrome (231747132).

The spelling of 131324001 in words is "one hundred thirty-one million, three hundred twenty-four thousand, one".