1346832491 has 2 divisors, whose sum is σ = 1346832492. Its totient is φ = 1346832490.

The previous prime is 1346832397. The next prime is 1346832521. The reversal of 1346832491 is 1942386431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1346832491 - 2¹⁰ = 1346831467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1346832391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673416245 + 673416246.

It is an arithmetic number, because the mean of its divisors is an integer number (673416246).

Almost surely, 2^1346832491 is an apocalyptic number.

1346832491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346832491 is an equidigital number, since it uses as much as digits as its factorization.

1346832491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 41.

The square root of 1346832491 is about 36699.2164902740. The cubic root of 1346832491 is about 1104.3443872708.

The spelling of 1346832491 in words is "one billion, three hundred forty-six million, eight hundred thirty-two thousand, four hundred ninety-one".