1349651 has 2 divisors, whose sum is σ = 1349652. Its totient is φ = 1349650.

The previous prime is 1349533. The next prime is 1349669. The reversal of 1349651 is 1569431.

It is a strong prime.

It is an emirp because it is prime and its reverse (1569431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1349651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1349671) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674825 + 674826.

It is an arithmetic number, because the mean of its divisors is an integer number (674826).

2^1349651 is an apocalyptic number.

1349651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1349651 is an equidigital number, since it uses as much as digits as its factorization.

1349651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 1349651 is about 1161.7448084670. The cubic root of 1349651 is about 110.5114202347.

The spelling of 1349651 in words is "one million, three hundred forty-nine thousand, six hundred fifty-one".