1344123564 has 48 divisors (see below), whose sum is σ = 3795176448. Its totient is φ = 361444608.

The previous prime is 1344123559. The next prime is 1344123569. The reversal of 1344123564 is 4653214431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1344123559) and next prime (1344123569).

It is not an unprimeable number, because it can be changed into a prime (1344123569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469204 + ... + 472059.

It is an arithmetic number, because the mean of its divisors is an integer number (79066176).

Almost surely, 2^1344123564 is an apocalyptic number.

1344123564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1344123564 is an abundant number, since it is smaller than the sum of its proper divisors (2451052884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1344123564 is a wasteful number, since it uses less digits than its factorization.

1344123564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941294 (or 941292 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1344123564 is about 36662.2907631261. The cubic root of 1344123564 is about 1103.6034893283.

Adding to 1344123564 its reverse (4653214431), we get a palindrome (5997337995).

The spelling of 1344123564 in words is "one billion, three hundred forty-four million, one hundred twenty-three thousand, five hundred sixty-four".