1345429741 has 4 divisors (see below), whose sum is σ = 1391823900. Its totient is φ = 1299035584.

The previous prime is 1345429733. The next prime is 1345429763. The reversal of 1345429741 is 1479245431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 791015625 + 554414116 = 28125^2 + 23546^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345429741 - 2³ = 1345429733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345429694 and 1345429703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345429711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23197036 + ... + 23197093.

It is an arithmetic number, because the mean of its divisors is an integer number (347955975).

Almost surely, 2^1345429741 is an apocalyptic number.

It is an amenable number.

1345429741 is a deficient number, since it is larger than the sum of its proper divisors (46394159).

1345429741 is an equidigital number, since it uses as much as digits as its factorization.

1345429741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46394158.

The product of its digits is 120960, while the sum is 40.

The square root of 1345429741 is about 36680.1000680205. The cubic root of 1345429741 is about 1103.9608559797.

The spelling of 1345429741 in words is "one billion, three hundred forty-five million, four hundred twenty-nine thousand, seven hundred forty-one".