880945139 has 2 divisors, whose sum is σ = 880945140. Its totient is φ = 880945138.

The previous prime is 880945123. The next prime is 880945159. The reversal of 880945139 is 931549088.

880945139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 880945139 - 2⁴ = 880945123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 880945093 and 880945102.

It is not a weakly prime, because it can be changed into another prime (880945159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440472569 + 440472570.

It is an arithmetic number, because the mean of its divisors is an integer number (440472570).

Almost surely, 2^880945139 is an apocalyptic number.

880945139 is a deficient number, since it is larger than the sum of its proper divisors (1).

880945139 is an equidigital number, since it uses as much as digits as its factorization.

880945139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 880945139 is about 29680.7199878979. The cubic root of 880945139 is about 958.6269212219.

The spelling of 880945139 in words is "eight hundred eighty million, nine hundred forty-five thousand, one hundred thirty-nine".