120533501 has 32 divisors (see below), whose sum is σ = 142767360. Its totient is φ = 100672000.

The previous prime is 120533489. The next prime is 120533509. The reversal of 120533501 is 105335021.

It is not a de Polignac number, because 120533501 - 2⁶ = 120533437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120533509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1193351 + ... + 1193451.

It is an arithmetic number, because the mean of its divisors is an integer number (4461480).

Almost surely, 2^120533501 is an apocalyptic number.

120533501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120533501 is a deficient number, since it is larger than the sum of its proper divisors (22233859).

120533501 is a wasteful number, since it uses less digits than its factorization.

120533501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 120533501 is about 10978.7750227427. The cubic root of 120533501 is about 493.9722935173.

Adding to 120533501 its reverse (105335021), we get a palindrome (225868522).

It can be divided in two parts, 1 and 20533501, that added together give a palindrome (20533502).

The spelling of 120533501 in words is "one hundred twenty million, five hundred thirty-three thousand, five hundred one".