1346389829 has 2 divisors, whose sum is σ = 1346389830. Its totient is φ = 1346389828.

The previous prime is 1346389787. The next prime is 1346389867. The reversal of 1346389829 is 9289836431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1285581025 + 60808804 = 35855^2 + 7798^2 .

It is an emirp because it is prime and its reverse (9289836431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1346389829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1346289829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673194914 + 673194915.

It is an arithmetic number, because the mean of its divisors is an integer number (673194915).

Almost surely, 2^1346389829 is an apocalyptic number.

It is an amenable number.

1346389829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346389829 is an equidigital number, since it uses as much as digits as its factorization.

1346389829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 53.

The square root of 1346389829 is about 36693.1850484528. The cubic root of 1346389829 is about 1104.2233861156.

The spelling of 1346389829 in words is "one billion, three hundred forty-six million, three hundred eighty-nine thousand, eight hundred twenty-nine".