1351531422131 has 8 divisors (see below), whose sum is σ = 1476655806384. Its totient is φ = 1226783353120.

The previous prime is 1351531422127. The next prime is 1351531422173. The reversal of 1351531422131 is 1312241351531.

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

It is a cyclic number.

It is not a de Polignac number, because 1351531422131 - 2² = 1351531422127 is a prime.

It is a super-3 number, since 3×1351531422131³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1351531422191) 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, 94071296 + ... + 94085661.

It is an arithmetic number, because the mean of its divisors is an integer number (184581975798).

Almost surely, 2^{1351531422131} is an apocalyptic number.

1351531422131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1351531422131 is a deficient number, since it is larger than the sum of its proper divisors (125124384253).

1351531422131 is a wasteful number, since it uses less digits than its factorization.

1351531422131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188157621.

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

Adding to 1351531422131 its reverse (1312241351531), we get a palindrome (2663772773662).

The spelling of 1351531422131 in words is "one trillion, three hundred fifty-one billion, five hundred thirty-one million, four hundred twenty-two thousand, one hundred thirty-one".