1346208961 has 2 divisors, whose sum is σ = 1346208962. Its totient is φ = 1346208960.

The previous prime is 1346208953. The next prime is 1346208967. The reversal of 1346208961 is 1698026431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1340658225 + 5550736 = 36615^2 + 2356^2 .

It is a cyclic number.

It is not a de Polignac number, because 1346208961 - 2³ = 1346208953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1346208967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673104480 + 673104481.

It is an arithmetic number, because the mean of its divisors is an integer number (673104481).

Almost surely, 2^1346208961 is an apocalyptic number.

It is an amenable number.

1346208961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346208961 is an equidigital number, since it uses as much as digits as its factorization.

1346208961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1346208961 is about 36690.7203663270. The cubic root of 1346208961 is about 1104.1739384210.

The spelling of 1346208961 in words is "one billion, three hundred forty-six million, two hundred eight thousand, nine hundred sixty-one".