131653426643 has 2 divisors, whose sum is σ = 131653426644. Its totient is φ = 131653426642.

The previous prime is 131653426631. The next prime is 131653426687. The reversal of 131653426643 is 346624356131.

It is an a-pointer prime, because the next prime (131653426687) can be obtained adding 131653426643 to its sum of digits (44).

It is a weak prime.

It is an emirp because it is prime and its reverse (346624356131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131653426643 - 2⁴ = 131653426627 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 131653426594 and 131653426603.

It is not a weakly prime, because it can be changed into another prime (131653426343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65826713321 + 65826713322.

It is an arithmetic number, because the mean of its divisors is an integer number (65826713322).

Almost surely, 2^131653426643 is an apocalyptic number.

131653426643 is a deficient number, since it is larger than the sum of its proper divisors (1).

131653426643 is an equidigital number, since it uses as much as digits as its factorization.

131653426643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 44.

The spelling of 131653426643 in words is "one hundred thirty-one billion, six hundred fifty-three million, four hundred twenty-six thousand, six hundred forty-three".