3450505139 has 2 divisors, whose sum is σ = 3450505140. Its totient is φ = 3450505138.

The previous prime is 3450505129. The next prime is 3450505207. The reversal of 3450505139 is 9315050543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3450505139 - 2²⁴ = 3433727923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3450505099 and 3450505108.

It is not a weakly prime, because it can be changed into another prime (3450505129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725252569 + 1725252570.

It is an arithmetic number, because the mean of its divisors is an integer number (1725252570).

Almost surely, 2^3450505139 is an apocalyptic number.

3450505139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3450505139 is an equidigital number, since it uses as much as digits as its factorization.

3450505139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 3450505139 is about 58741.0004936926. Note that the first 3 decimals coincide. The cubic root of 3450505139 is about 1511.1035511466.

The spelling of 3450505139 in words is "three billion, four hundred fifty million, five hundred five thousand, one hundred thirty-nine".