3447325761461 has 2 divisors, whose sum is σ = 3447325761462. Its totient is φ = 3447325761460.

The previous prime is 3447325761437. The next prime is 3447325761613. The reversal of 3447325761461 is 1641675237443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490734178436 + 956591583025 = 1578206^2 + 978055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3447325761461 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3447325761401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1723662880730 + 1723662880731.

It is an arithmetic number, because the mean of its divisors is an integer number (1723662880731).

Almost surely, 2^{3447325761461} is an apocalyptic number.

It is an amenable number.

3447325761461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3447325761461 is an equidigital number, since it uses as much as digits as its factorization.

3447325761461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 53.

The spelling of 3447325761461 in words is "three trillion, four hundred forty-seven billion, three hundred twenty-five million, seven hundred sixty-one thousand, four hundred sixty-one".