1345344413 has 4 divisors (see below), whose sum is σ = 1537536480. Its totient is φ = 1153152348.

The previous prime is 1345344379. The next prime is 1345344431. The reversal of 1345344413 is 3144435431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1345344413 - 2⁸ = 1345344157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1345344413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345344463) 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, 96096023 + ... + 96096036.

It is an arithmetic number, because the mean of its divisors is an integer number (384384120).

Almost surely, 2^1345344413 is an apocalyptic number.

It is an amenable number.

1345344413 is a deficient number, since it is larger than the sum of its proper divisors (192192067).

1345344413 is an equidigital number, since it uses as much as digits as its factorization.

1345344413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192192066.

The product of its digits is 34560, while the sum is 32.

The square root of 1345344413 is about 36678.9369120753. The cubic root of 1345344413 is about 1103.9375175225.

Adding to 1345344413 its reverse (3144435431), we get a palindrome (4489779844).

The spelling of 1345344413 in words is "one billion, three hundred forty-five million, three hundred forty-four thousand, four hundred thirteen".