5345144531131 has 4 divisors (see below), whose sum is σ = 5377936829032. Its totient is φ = 5312352233232.

The previous prime is 5345144531099. The next prime is 5345144531137. The reversal of 5345144531131 is 1311354415435.

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 5345144531131 - 2⁵ = 5345144531099 is a prime.

It is a super-2 number, since 2×5345144531131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5345144531137) 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, 16396148706 + ... + 16396149031.

It is an arithmetic number, because the mean of its divisors is an integer number (1344484207258).

Almost surely, 2^{5345144531131} is an apocalyptic number.

5345144531131 is a deficient number, since it is larger than the sum of its proper divisors (32792297901).

5345144531131 is a wasteful number, since it uses less digits than its factorization.

5345144531131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32792297900.

The product of its digits is 216000, while the sum is 40.

Adding to 5345144531131 its reverse (1311354415435), we get a palindrome (6656498946566).

The spelling of 5345144531131 in words is "five trillion, three hundred forty-five billion, one hundred forty-four million, five hundred thirty-one thousand, one hundred thirty-one".