101968751 has 2 divisors, whose sum is σ = 101968752. Its totient is φ = 101968750.

The previous prime is 101968747. The next prime is 101968799. The reversal of 101968751 is 157869101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101968751 - 2² = 101968747 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101968151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50984375 + 50984376.

It is an arithmetic number, because the mean of its divisors is an integer number (50984376).

Almost surely, 2^101968751 is an apocalyptic number.

101968751 is a deficient number, since it is larger than the sum of its proper divisors (1).

101968751 is an equidigital number, since it uses as much as digits as its factorization.

101968751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 38.

The square root of 101968751 is about 10097.9577638253. The cubic root of 101968751 is about 467.1851537136.

The spelling of 101968751 in words is "one hundred one million, nine hundred sixty-eight thousand, seven hundred fifty-one".