3145035209 has 2 divisors, whose sum is σ = 3145035210. Its totient is φ = 3145035208.

The previous prime is 3145035169. The next prime is 3145035217. The reversal of 3145035209 is 9025305413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2894762809 + 250272400 = 53803^2 + 15820^2 .

It is a cyclic number.

It is not a de Polignac number, because 3145035209 - 2⁸ = 3145034953 is a prime.

It is not a weakly prime, because it can be changed into another prime (3145031209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572517604 + 1572517605.

It is an arithmetic number, because the mean of its divisors is an integer number (1572517605).

Almost surely, 2^3145035209 is an apocalyptic number.

It is an amenable number.

3145035209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145035209 is an equidigital number, since it uses as much as digits as its factorization.

3145035209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 3145035209 is about 56080.6134863020. The cubic root of 3145035209 is about 1465.1266585892.

The spelling of 3145035209 in words is "three billion, one hundred forty-five million, thirty-five thousand, two hundred nine".