1344156135 has 64 divisors (see below), whose sum is σ = 2524397568. Its totient is φ = 597953664.

The previous prime is 1344156103. The next prime is 1344156139. The reversal of 1344156135 is 5316514431.

It is a happy number.

It is not a de Polignac number, because 1344156135 - 2⁵ = 1344156103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1344156096 and 1344156105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344156139) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2090124 + ... + 2090766.

It is an arithmetic number, because the mean of its divisors is an integer number (39443712).

Almost surely, 2^1344156135 is an apocalyptic number.

1344156135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1344156135 is a deficient number, since it is larger than the sum of its proper divisors (1180241433).

1344156135 is a wasteful number, since it uses less digits than its factorization.

1344156135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164.

The product of its digits is 21600, while the sum is 33.

The square root of 1344156135 is about 36662.7349634476. The cubic root of 1344156135 is about 1103.6124034836.

The spelling of 1344156135 in words is "one billion, three hundred forty-four million, one hundred fifty-six thousand, one hundred thirty-five".