5191452281531 has 2 divisors, whose sum is σ = 5191452281532. Its totient is φ = 5191452281530.

The previous prime is 5191452281497. The next prime is 5191452281591. The reversal of 5191452281531 is 1351822541915.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5191452281531 - 2³⁴ = 5174272412347 is a prime.

It is a super-2 number, since 2×5191452281531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5191452281591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2595726140765 + 2595726140766.

It is an arithmetic number, because the mean of its divisors is an integer number (2595726140766).

Almost surely, 2^{5191452281531} is an apocalyptic number.

5191452281531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5191452281531 is an equidigital number, since it uses as much as digits as its factorization.

5191452281531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 47.

The spelling of 5191452281531 in words is "five trillion, one hundred ninety-one billion, four hundred fifty-two million, two hundred eighty-one thousand, five hundred thirty-one".