1342185329 has 2 divisors, whose sum is σ = 1342185330. Its totient is φ = 1342185328.

The previous prime is 1342185319. The next prime is 1342185391. The reversal of 1342185329 is 9235812431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 934952929 + 407232400 = 30577^2 + 20180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342185329 is a prime.

It is a super-2 number, since 2×1342185329² = 3602922914765676482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1342185292 and 1342185301.

It is not a weakly prime, because it can be changed into another prime (1342185319) 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, 671092664 + 671092665.

It is an arithmetic number, because the mean of its divisors is an integer number (671092665).

Almost surely, 2^1342185329 is an apocalyptic number.

It is an amenable number.

1342185329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342185329 is an equidigital number, since it uses as much as digits as its factorization.

1342185329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The square root of 1342185329 is about 36635.8475949445. The cubic root of 1342185329 is about 1103.0727663198.

The spelling of 1342185329 in words is "one billion, three hundred forty-two million, one hundred eighty-five thousand, three hundred twenty-nine".