1344653611 has 4 divisors (see below), whose sum is σ = 1536746992. Its totient is φ = 1152560232.

The previous prime is 1344653603. The next prime is 1344653621. The reversal of 1344653611 is 1163564431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1163564431 = 421 ⋅2763811.

It is a cyclic number.

It is not a de Polignac number, because 1344653611 - 2³ = 1344653603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344653621) 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, 96046680 + ... + 96046693.

It is an arithmetic number, because the mean of its divisors is an integer number (384186748).

Almost surely, 2^1344653611 is an apocalyptic number.

1344653611 is a deficient number, since it is larger than the sum of its proper divisors (192093381).

1344653611 is an equidigital number, since it uses as much as digits as its factorization.

1344653611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192093380.

The product of its digits is 25920, while the sum is 34.

The square root of 1344653611 is about 36669.5188269494. The cubic root of 1344653611 is about 1103.7485367180.

The spelling of 1344653611 in words is "one billion, three hundred forty-four million, six hundred fifty-three thousand, six hundred eleven".