2120425039 has 4 divisors (see below), whose sum is σ = 2212617456. Its totient is φ = 2028232624.

The previous prime is 2120424989. The next prime is 2120425067. The reversal of 2120425039 is 9305240212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2120425039 - 2¹³ = 2120416847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120424998 and 2120425016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120425939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46096174 + ... + 46096219.

It is an arithmetic number, because the mean of its divisors is an integer number (553154364).

Almost surely, 2^2120425039 is an apocalyptic number.

2120425039 is a deficient number, since it is larger than the sum of its proper divisors (92192417).

2120425039 is an equidigital number, since it uses as much as digits as its factorization.

2120425039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92192416.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2120425039 is about 46048.0731301539. The cubic root of 2120425039 is about 1284.7175039497.

The spelling of 2120425039 in words is "two billion, one hundred twenty million, four hundred twenty-five thousand, thirty-nine".