120001393 has 2 divisors, whose sum is σ = 120001394. Its totient is φ = 120001392.

The previous prime is 120001369. The next prime is 120001423. The reversal of 120001393 is 393100021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85155984 + 34845409 = 9228^2 + 5903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120001393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120001393.

It is not a weakly prime, because it can be changed into another prime (120001313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000696 + 60000697.

It is an arithmetic number, because the mean of its divisors is an integer number (60000697).

Almost surely, 2^120001393 is an apocalyptic number.

It is an amenable number.

120001393 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001393 is an equidigital number, since it uses as much as digits as its factorization.

120001393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 120001393 is about 10954.5147313790. The cubic root of 120001393 is about 493.2443234328.

The spelling of 120001393 in words is "one hundred twenty million, one thousand, three hundred ninety-three".