120756203 has 4 divisors (see below), whose sum is σ = 124920240. Its totient is φ = 116592168.

The previous prime is 120756157. The next prime is 120756217. The reversal of 120756203 is 302657021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302657021 = 29 ⋅10436449.

It is a cyclic number.

It is not a de Polignac number, because 120756203 - 2¹⁰ = 120755179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120756263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2081975 + ... + 2082032.

It is an arithmetic number, because the mean of its divisors is an integer number (31230060).

Almost surely, 2^120756203 is an apocalyptic number.

120756203 is a deficient number, since it is larger than the sum of its proper divisors (4164037).

120756203 is an equidigital number, since it uses as much as digits as its factorization.

120756203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164036.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 120756203 is about 10988.9127305662. The cubic root of 120756203 is about 494.2763332913.

The spelling of 120756203 in words is "one hundred twenty million, seven hundred fifty-six thousand, two hundred three".