120916001 has 2 divisors, whose sum is σ = 120916002. Its totient is φ = 120916000.

The previous prime is 120915997. The next prime is 120916021. The reversal of 120916001 is 100619021.

It is an a-pointer prime, because the next prime (120916021) can be obtained adding 120916001 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114918400 + 5997601 = 10720^2 + 2449^2 .

It is a cyclic number.

It is not a de Polignac number, because 120916001 - 2² = 120915997 is a prime.

It is not a weakly prime, because it can be changed into another prime (120916021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60458000 + 60458001.

It is an arithmetic number, because the mean of its divisors is an integer number (60458001).

Almost surely, 2^120916001 is an apocalyptic number.

It is an amenable number.

120916001 is a deficient number, since it is larger than the sum of its proper divisors (1).

120916001 is an equidigital number, since it uses as much as digits as its factorization.

120916001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 120916001 is about 10996.1812007624. The cubic root of 120916001 is about 494.4942642764.

The spelling of 120916001 in words is "one hundred twenty million, nine hundred sixteen thousand, one".