1346491 has 2 divisors, whose sum is σ = 1346492. Its totient is φ = 1346490.

The previous prime is 1346483. The next prime is 1346533. The reversal of 1346491 is 1946431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1346491 - 2³ = 1346483 is a prime.

1346491 is a lucky number.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (1346461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673245 + 673246.

It is an arithmetic number, because the mean of its divisors is an integer number (673246).

2^1346491 is an apocalyptic number.

1346491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346491 is an equidigital number, since it uses as much as digits as its factorization.

1346491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 1346491 is about 1160.3839881694. The cubic root of 1346491 is about 110.4251043431.

The spelling of 1346491 in words is "one million, three hundred forty-six thousand, four hundred ninety-one".