1346971 has 2 divisors, whose sum is σ = 1346972. Its totient is φ = 1346970.

The previous prime is 1346957. The next prime is 1346977. The reversal of 1346971 is 1796431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1346971 - 2⁷ = 1346843 is a prime.

It is an Ulam number.

1346971 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1346977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673485 + 673486.

It is an arithmetic number, because the mean of its divisors is an integer number (673486).

2^1346971 is an apocalyptic number.

1346971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346971 is an equidigital number, since it uses as much as digits as its factorization.

1346971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 1346971 is about 1160.5907978267. The cubic root of 1346971 is about 110.4382243103.

The spelling of 1346971 in words is "one million, three hundred forty-six thousand, nine hundred seventy-one".