3145733331847 has 2 divisors, whose sum is σ = 3145733331848. Its totient is φ = 3145733331846.

The previous prime is 3145733331751. The next prime is 3145733331877. The reversal of 3145733331847 is 7481333375413.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3145733331847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3145733331794 and 3145733331803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3145733331877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572866665923 + 1572866665924.

It is an arithmetic number, because the mean of its divisors is an integer number (1572866665924).

Almost surely, 2^{3145733331847} is an apocalyptic number.

3145733331847 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145733331847 is an equidigital number, since it uses as much as digits as its factorization.

3145733331847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 52.

The spelling of 3145733331847 in words is "three trillion, one hundred forty-five billion, seven hundred thirty-three million, three hundred thirty-one thousand, eight hundred forty-seven".