120556433 has 2 divisors, whose sum is σ = 120556434. Its totient is φ = 120556432.

The previous prime is 120556417. The next prime is 120556439. The reversal of 120556433 is 334655021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118548544 + 2007889 = 10888^2 + 1417^2 .

It is a cyclic number.

It is not a de Polignac number, because 120556433 - 2⁴ = 120556417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120556396 and 120556405.

It is not a weakly prime, because it can be changed into another prime (120556439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60278216 + 60278217.

It is an arithmetic number, because the mean of its divisors is an integer number (60278217).

Almost surely, 2^120556433 is an apocalyptic number.

It is an amenable number.

120556433 is a deficient number, since it is larger than the sum of its proper divisors (1).

120556433 is an equidigital number, since it uses as much as digits as its factorization.

120556433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 120556433 is about 10979.8193518837. The cubic root of 120556433 is about 494.0036182921.

The spelling of 120556433 in words is "one hundred twenty million, five hundred fifty-six thousand, four hundred thirty-three".