1254541311131 has 8 divisors (see below), whose sum is σ = 1309100215200. Its totient is φ = 1199983542912.

The previous prime is 1254541311103. The next prime is 1254541311169. The reversal of 1254541311131 is 1311131454521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1254541311131 is a prime.

It is a super-2 number, since 2×1254541311131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1254541311031) 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, 2593601 + ... + 3039053.

It is an arithmetic number, because the mean of its divisors is an integer number (163637526900).

Almost surely, 2^{1254541311131} is an apocalyptic number.

1254541311131 is a deficient number, since it is larger than the sum of its proper divisors (54558904069).

1254541311131 is a wasteful number, since it uses less digits than its factorization.

1254541311131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567925.

The product of its digits is 7200, while the sum is 32.

Adding to 1254541311131 its reverse (1311131454521), we get a palindrome (2565672765652).

The spelling of 1254541311131 in words is "one trillion, two hundred fifty-four billion, five hundred forty-one million, three hundred eleven thousand, one hundred thirty-one".