120545535 has 64 divisors (see below), whose sum is σ = 218889216. Its totient is φ = 56140800.

The previous prime is 120545533. The next prime is 120545539. The reversal of 120545535 is 535545021.

It is a happy number.

It is not a de Polignac number, because 120545535 - 2¹ = 120545533 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120545531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 696709 + ... + 696881.

It is an arithmetic number, because the mean of its divisors is an integer number (3420144).

Almost surely, 2^120545535 is an apocalyptic number.

120545535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120545535 is a deficient number, since it is larger than the sum of its proper divisors (98343681).

120545535 is a wasteful number, since it uses less digits than its factorization.

120545535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 120545535 is about 10979.3230665647. The cubic root of 120545535 is about 493.9887322797.

The spelling of 120545535 in words is "one hundred twenty million, five hundred forty-five thousand, five hundred thirty-five".