3146394497 has 2 divisors, whose sum is σ = 3146394498. Its totient is φ = 3146394496.

The previous prime is 3146394481. The next prime is 3146394499. The reversal of 3146394497 is 7944936413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2606715136 + 539679361 = 51056^2 + 23231^2 .

It is an emirp because it is prime and its reverse (7944936413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3146394497 - 2⁴ = 3146394481 is a prime.

Together with 3146394499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3146394499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1573197248 + 1573197249.

It is an arithmetic number, because the mean of its divisors is an integer number (1573197249).

Almost surely, 2^3146394497 is an apocalyptic number.

It is an amenable number.

3146394497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3146394497 is an equidigital number, since it uses as much as digits as its factorization.

3146394497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 50.

The square root of 3146394497 is about 56092.7312314171. The cubic root of 3146394497 is about 1465.3377046886.

The spelling of 3146394497 in words is "three billion, one hundred forty-six million, three hundred ninety-four thousand, four hundred ninety-seven".