3145234439 has 2 divisors, whose sum is σ = 3145234440. Its totient is φ = 3145234438.

The previous prime is 3145234427. The next prime is 3145234523. The reversal of 3145234439 is 9344325413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3145234439 - 2¹² = 3145230343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3145234739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572617219 + 1572617220.

It is an arithmetic number, because the mean of its divisors is an integer number (1572617220).

Almost surely, 2^3145234439 is an apocalyptic number.

3145234439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145234439 is an equidigital number, since it uses as much as digits as its factorization.

3145234439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 38.

The square root of 3145234439 is about 56082.3897404524. The cubic root of 3145234439 is about 1465.1575952880.

The spelling of 3145234439 in words is "three billion, one hundred forty-five million, two hundred thirty-four thousand, four hundred thirty-nine".