1346831 has 2 divisors, whose sum is σ = 1346832. Its totient is φ = 1346830.

The previous prime is 1346827. The next prime is 1346843. The reversal of 1346831 is 1386431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1346831 - 2² = 1346827 is a prime.

It is a super-2 number, since 2×1346831² = 3627907485122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1346831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1346861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673415 + 673416.

It is an arithmetic number, because the mean of its divisors is an integer number (673416).

2^1346831 is an apocalyptic number.

1346831 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346831 is an equidigital number, since it uses as much as digits as its factorization.

1346831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 1346831 is about 1160.5304821503. The cubic root of 1346831 is about 110.4343979752.

The spelling of 1346831 in words is "one million, three hundred forty-six thousand, eight hundred thirty-one".