120009893 has 2 divisors, whose sum is σ = 120009894. Its totient is φ = 120009892.

The previous prime is 120009889. The next prime is 120009937. The reversal of 120009893 is 398900021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84033889 + 35976004 = 9167^2 + 5998^2 .

It is a cyclic number.

It is not a de Polignac number, because 120009893 - 2² = 120009889 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 (120009803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60004946 + 60004947.

It is an arithmetic number, because the mean of its divisors is an integer number (60004947).

Almost surely, 2^120009893 is an apocalyptic number.

It is an amenable number.

120009893 is a deficient number, since it is larger than the sum of its proper divisors (1).

120009893 is an equidigital number, since it uses as much as digits as its factorization.

120009893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 120009893 is about 10954.9026924022. The cubic root of 120009893 is about 493.2559690692.

The spelling of 120009893 in words is "one hundred twenty million, nine thousand, eight hundred ninety-three".