146067139 has 2 divisors, whose sum is σ = 146067140. Its totient is φ = 146067138.

The previous prime is 146067127. The next prime is 146067149. The reversal of 146067139 is 931760641.

146067139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146067139 - 2⁵ = 146067107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146067098 and 146067107.

It is not a weakly prime, because it can be changed into another prime (146067149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73033569 + 73033570.

It is an arithmetic number, because the mean of its divisors is an integer number (73033570).

Almost surely, 2^146067139 is an apocalyptic number.

146067139 is a deficient number, since it is larger than the sum of its proper divisors (1).

146067139 is an equidigital number, since it uses as much as digits as its factorization.

146067139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 146067139 is about 12085.8238858590. The cubic root of 146067139 is about 526.6444449756.

The spelling of 146067139 in words is "one hundred forty-six million, sixty-seven thousand, one hundred thirty-nine".