120365123 has 2 divisors, whose sum is σ = 120365124. Its totient is φ = 120365122.

The previous prime is 120365081. The next prime is 120365137. The reversal of 120365123 is 321563021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120365123 - 2⁶ = 120365059 is a prime.

It is not a weakly prime, because it can be changed into another prime (120365153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60182561 + 60182562.

It is an arithmetic number, because the mean of its divisors is an integer number (60182562).

Almost surely, 2^120365123 is an apocalyptic number.

120365123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120365123 is an equidigital number, since it uses as much as digits as its factorization.

120365123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 120365123 is about 10971.1040009654. The cubic root of 120365123 is about 493.7421698700.

The spelling of 120365123 in words is "one hundred twenty million, three hundred sixty-five thousand, one hundred twenty-three".