1344445430 has 8 divisors (see below), whose sum is σ = 2420001792. Its totient is φ = 537778168.

The previous prime is 1344445379. The next prime is 1344445433. The reversal of 1344445430 is 345444431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344445433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67222262 + ... + 67222281.

It is an arithmetic number, because the mean of its divisors is an integer number (302500224).

Almost surely, 2^1344445430 is an apocalyptic number.

1344445430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1344445430 is a deficient number, since it is larger than the sum of its proper divisors (1075556362).

1344445430 is a wasteful number, since it uses less digits than its factorization.

1344445430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134444550.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 1344445430 is about 36666.6801060581. The cubic root of 1344445430 is about 1103.6915725226.

Adding to 1344445430 its reverse (345444431), we get a palindrome (1689889861).

Subtracting from 1344445430 its reverse (345444431), we obtain a palindrome (999000999).

The spelling of 1344445430 in words is "one billion, three hundred forty-four million, four hundred forty-five thousand, four hundred thirty".