131354425023 has 4 divisors (see below), whose sum is σ = 175139233368. Its totient is φ = 87569616680.

The previous prime is 131354424989. The next prime is 131354425049. The reversal of 131354425023 is 320524453131.

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 131354425023 - 2⁶ = 131354424959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131354425063) 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, 21892404168 + ... + 21892404173.

It is an arithmetic number, because the mean of its divisors is an integer number (43784808342).

Almost surely, 2^131354425023 is an apocalyptic number.

131354425023 is a deficient number, since it is larger than the sum of its proper divisors (43784808345).

131354425023 is an equidigital number, since it uses as much as digits as its factorization.

131354425023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43784808344.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 131354425023 its reverse (320524453131), we get a palindrome (451878878154).

The spelling of 131354425023 in words is "one hundred thirty-one billion, three hundred fifty-four million, four hundred twenty-five thousand, twenty-three".