1343216635 has 16 divisors (see below), whose sum is σ = 1670090400. Its totient is φ = 1035870976.

The previous prime is 1343216579. The next prime is 1343216657. The reversal of 1343216635 is 5366123431.

It is a cyclic number.

It is not a de Polignac number, because 1343216635 - 2¹³ = 1343208443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1343216635.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88527 + ... + 102583.

It is an arithmetic number, because the mean of its divisors is an integer number (104380650).

Almost surely, 2^1343216635 is an apocalyptic number.

1343216635 is a deficient number, since it is larger than the sum of its proper divisors (326873765).

1343216635 is a wasteful number, since it uses less digits than its factorization.

1343216635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14750.

The product of its digits is 38880, while the sum is 34.

The square root of 1343216635 is about 36649.9199862701. The cubic root of 1343216635 is about 1103.3552196918.

The spelling of 1343216635 in words is "one billion, three hundred forty-three million, two hundred sixteen thousand, six hundred thirty-five".