912861869401 has 2 divisors, whose sum is σ = 912861869402. Its totient is φ = 912861869400.

The previous prime is 912861869389. The next prime is 912861869509. The reversal of 912861869401 is 104968168219.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 912596179401 + 265690000 = 955299^2 + 16300^2 .

It is a cyclic number.

It is not a de Polignac number, because 912861869401 - 2¹³ = 912861861209 is a prime.

It is not a weakly prime, because it can be changed into another prime (912861864401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456430934700 + 456430934701.

It is an arithmetic number, because the mean of its divisors is an integer number (456430934701).

Almost surely, 2^912861869401 is an apocalyptic number.

It is an amenable number.

912861869401 is a deficient number, since it is larger than the sum of its proper divisors (1).

912861869401 is an equidigital number, since it uses as much as digits as its factorization.

912861869401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 55.

The spelling of 912861869401 in words is "nine hundred twelve billion, eight hundred sixty-one million, eight hundred sixty-nine thousand, four hundred one".