1344213651 has 8 divisors (see below), whose sum is σ = 1955219904. Its totient is φ = 814674920.

The previous prime is 1344213649. The next prime is 1344213671. The reversal of 1344213651 is 1563124431.

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 1344213651 - 2¹ = 1344213649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1344213631) 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 7 ways as a sum of consecutive naturals, for example, 20366841 + ... + 20366906.

It is an arithmetic number, because the mean of its divisors is an integer number (244402488).

Almost surely, 2^1344213651 is an apocalyptic number.

1344213651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1344213651 is a deficient number, since it is larger than the sum of its proper divisors (611006253).

1344213651 is a wasteful number, since it uses less digits than its factorization.

1344213651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40733761.

The product of its digits is 8640, while the sum is 30.

The square root of 1344213651 is about 36663.5193482568. The cubic root of 1344213651 is about 1103.6281443300.

The spelling of 1344213651 in words is "one billion, three hundred forty-four million, two hundred thirteen thousand, six hundred fifty-one".