101843436551 has 2 divisors, whose sum is σ = 101843436552. Its totient is φ = 101843436550.

The previous prime is 101843436467. The next prime is 101843436577. The reversal of 101843436551 is 155634348101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101843436551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101843436499 and 101843436508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101843436251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50921718275 + 50921718276.

It is an arithmetic number, because the mean of its divisors is an integer number (50921718276).

Almost surely, 2^101843436551 is an apocalyptic number.

101843436551 is a deficient number, since it is larger than the sum of its proper divisors (1).

101843436551 is an equidigital number, since it uses as much as digits as its factorization.

101843436551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 101843436551 in words is "one hundred one billion, eight hundred forty-three million, four hundred thirty-six thousand, five hundred fifty-one".