1344161145 has 8 divisors (see below), whose sum is σ = 2150657856. Its totient is φ = 716885936.

The previous prime is 1344161129. The next prime is 1344161167. The reversal of 1344161145 is 5411614431.

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

It is a cyclic number.

It is not a de Polignac number, because 1344161145 - 2⁴ = 1344161129 is a prime.

It is a super-2 number, since 2×1344161145² = 3613538367455422050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44805357 + ... + 44805386.

It is an arithmetic number, because the mean of its divisors is an integer number (268832232).

Almost surely, 2^1344161145 is an apocalyptic number.

1344161145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1344161145 is a deficient number, since it is larger than the sum of its proper divisors (806496711).

1344161145 is an equidigital number, since it uses as much as digits as its factorization.

1344161145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89610751.

The product of its digits is 5760, while the sum is 30.

The square root of 1344161145 is about 36662.8032888921. The cubic root of 1344161145 is about 1103.6137746268.

Adding to 1344161145 its reverse (5411614431), we get a palindrome (6755775576).

The spelling of 1344161145 in words is "one billion, three hundred forty-four million, one hundred sixty-one thousand, one hundred forty-five".