120383263 has 54 divisors (see below), whose sum is σ = 169594152. Its totient is φ = 83603520.

The previous prime is 120383231. The next prime is 120383287. The reversal of 120383263 is 362383021.

It is not a de Polignac number, because 120383263 - 2⁵ = 120383231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120383063) 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 53 ways as a sum of consecutive naturals, for example, 4151133 + ... + 4151161.

Almost surely, 2^120383263 is an apocalyptic number.

120383263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120383263 is a deficient number, since it is larger than the sum of its proper divisors (49210889).

120383263 is a wasteful number, since it uses less digits than its factorization.

120383263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 120383263 is about 10971.9306869849. The cubic root of 120383263 is about 493.7669722735.

Multiplying 120383263 by its sum of digits (28), we get a square (3370731364 = 58058²).

It can be divided in two parts, 120 and 383263, that added together give a palindrome (383383).

The spelling of 120383263 in words is "one hundred twenty million, three hundred eighty-three thousand, two hundred sixty-three".