1343736653 has 6 divisors (see below), whose sum is σ = 1563122286. Its totient is φ = 1151774232.

The previous prime is 1343736643. The next prime is 1343736697. The reversal of 1343736653 is 3566373431.

It can be written as a sum of positive squares in only one way, i.e., 974251369 + 369485284 = 31213^2 + 19222^2 .

It is not a de Polignac number, because 1343736653 - 2¹⁰ = 1343735629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343736653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343736643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13711550 + ... + 13711647.

It is an arithmetic number, because the mean of its divisors is an integer number (260520381).

Almost surely, 2^1343736653 is an apocalyptic number.

It is an amenable number.

1343736653 is a deficient number, since it is larger than the sum of its proper divisors (219385633).

1343736653 is an equidigital number, since it uses as much as digits as its factorization.

1343736653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27423211 (or 27423204 counting only the distinct ones).

The product of its digits is 408240, while the sum is 41.

The square root of 1343736653 is about 36657.0136945169. The cubic root of 1343736653 is about 1103.4975870341.

The spelling of 1343736653 in words is "one billion, three hundred forty-three million, seven hundred thirty-six thousand, six hundred fifty-three".