1324131251351 has 4 divisors (see below), whose sum is σ = 1336986894672. Its totient is φ = 1311275608032.

The previous prime is 1324131251347. The next prime is 1324131251369. The reversal of 1324131251351 is 1531521314231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1324131251351 - 2² = 1324131251347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324131251951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6427821506 + ... + 6427821711.

It is an arithmetic number, because the mean of its divisors is an integer number (334246723668).

Almost surely, 2^{1324131251351} is an apocalyptic number.

1324131251351 is a deficient number, since it is larger than the sum of its proper divisors (12855643321).

1324131251351 is a wasteful number, since it uses less digits than its factorization.

1324131251351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12855643320.

The product of its digits is 10800, while the sum is 32.

Adding to 1324131251351 its reverse (1531521314231), we get a palindrome (2855652565582).

The spelling of 1324131251351 in words is "one trillion, three hundred twenty-four billion, one hundred thirty-one million, two hundred fifty-one thousand, three hundred fifty-one".