3145245307 has 2 divisors, whose sum is σ = 3145245308. Its totient is φ = 3145245306.

The previous prime is 3145245283. The next prime is 3145245359. The reversal of 3145245307 is 7035425413.

It is a weak prime.

It is an emirp because it is prime and its reverse (7035425413) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3145245307 is a prime.

It is not a weakly prime, because it can be changed into another prime (3145245007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572622653 + 1572622654.

It is an arithmetic number, because the mean of its divisors is an integer number (1572622654).

Almost surely, 2^3145245307 is an apocalyptic number.

3145245307 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145245307 is an equidigital number, since it uses as much as digits as its factorization.

3145245307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 3145245307 is about 56082.4866335294. The cubic root of 3145245307 is about 1465.1592828478.

The spelling of 3145245307 in words is "three billion, one hundred forty-five million, two hundred forty-five thousand, three hundred seven".