1341043397 has 2 divisors, whose sum is σ = 1341043398. Its totient is φ = 1341043396.

The previous prime is 1341043393. The next prime is 1341043411. The reversal of 1341043397 is 7933401431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1079056801 + 261986596 = 32849^2 + 16186^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341043397 - 2² = 1341043393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341043393) 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, 670521698 + 670521699.

It is an arithmetic number, because the mean of its divisors is an integer number (670521699).

Almost surely, 2^1341043397 is an apocalyptic number.

It is an amenable number.

1341043397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341043397 is an equidigital number, since it uses as much as digits as its factorization.

1341043397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1341043397 is about 36620.2593792016. The cubic root of 1341043397 is about 1102.7598459244.

The spelling of 1341043397 in words is "one billion, three hundred forty-one million, forty-three thousand, three hundred ninety-seven".