120355430 has 32 divisors (see below), whose sum is σ = 233803584. Its totient is φ = 44343936.

The previous prime is 120355429. The next prime is 120355439. The reversal of 120355430 is 34553021.

It is a junction number, because it is equal to n+sod(n) for n = 120355396 and 120355405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120355439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97799 + ... + 99021.

It is an arithmetic number, because the mean of its divisors is an integer number (7306362).

Almost surely, 2^120355430 is an apocalyptic number.

120355430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120355430 is a deficient number, since it is larger than the sum of its proper divisors (113448154).

120355430 is a wasteful number, since it uses less digits than its factorization.

120355430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 120355430 is about 10970.6622407218. The cubic root of 120355430 is about 493.7289158331.

The spelling of 120355430 in words is "one hundred twenty million, three hundred fifty-five thousand, four hundred thirty".