131115241044551 has 8 divisors (see below), whose sum is σ = 131693223283824. Its totient is φ = 130537262157120.

The previous prime is 131115241044493. The next prime is 131115241044559. The reversal of 131115241044551 is 155440142511131.

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-131115241044551 is a prime.

It is a super-2 number, since 2×131115241044551² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131115241044559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109536281 + ... + 110726813.

It is an arithmetic number, because the mean of its divisors is an integer number (16461652910478).

Almost surely, 2^{131115241044551} is an apocalyptic number.

131115241044551 is a deficient number, since it is larger than the sum of its proper divisors (577982239273).

131115241044551 is a wasteful number, since it uses less digits than its factorization.

131115241044551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675921.

The product of its (nonzero) digits is 48000, while the sum is 38.

Adding to 131115241044551 its reverse (155440142511131), we get a palindrome (286555383555682).

The spelling of 131115241044551 in words is "one hundred thirty-one trillion, one hundred fifteen billion, two hundred forty-one million, forty-four thousand, five hundred fifty-one".