120263245 has 4 divisors (see below), whose sum is σ = 144315900. Its totient is φ = 96210592.

The previous prime is 120263239. The next prime is 120263249. The reversal of 120263245 is 542362021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14152644 + 106110601 = 3762^2 + 10301^2 .

It is a cyclic number.

It is not a de Polignac number, because 120263245 - 2³ = 120263237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120263249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12026320 + ... + 12026329.

It is an arithmetic number, because the mean of its divisors is an integer number (36078975).

Almost surely, 2^120263245 is an apocalyptic number.

It is an amenable number.

120263245 is a deficient number, since it is larger than the sum of its proper divisors (24052655).

120263245 is an equidigital number, since it uses as much as digits as its factorization.

120263245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24052654.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 120263245 is about 10966.4600031186. The cubic root of 120263245 is about 493.6028281125.

The spelling of 120263245 in words is "one hundred twenty million, two hundred sixty-three thousand, two hundred forty-five".