101612875709 has 2 divisors, whose sum is σ = 101612875710. Its totient is φ = 101612875708.

The previous prime is 101612875703. The next prime is 101612875723. The reversal of 101612875709 is 907578216101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52751983684 + 48860892025 = 229678^2 + 221045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101612875709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101612875703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50806437854 + 50806437855.

It is an arithmetic number, because the mean of its divisors is an integer number (50806437855).

Almost surely, 2^101612875709 is an apocalyptic number.

It is an amenable number.

101612875709 is a deficient number, since it is larger than the sum of its proper divisors (1).

101612875709 is an equidigital number, since it uses as much as digits as its factorization.

101612875709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 47.

The spelling of 101612875709 in words is "one hundred one billion, six hundred twelve million, eight hundred seventy-five thousand, seven hundred nine".