1343808964 has 9 divisors (see below), whose sum is σ = 2351793997. Its totient is φ = 671867824.

The previous prime is 1343808943. The next prime is 1343809057. The reversal of 1343808964 is 4698083431.

The square root of 1343808964 is 36658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 667808964 + 676000000 = 25842^2 + 26000^2 .

It is a super-3 number, since 3×1343808964³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 64152 + ... + 82480.

Almost surely, 2^1343808964 is an apocalyptic number.

1343808964 is the 36658-th square number.

It is an amenable number.

1343808964 is a deficient number, since it is larger than the sum of its proper divisors (1007985033).

1343808964 is an frugal number, since it uses more digits than its factorization.

1343808964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36662 (or 18331 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The cubic root of 1343808964 is about 1103.5173809877.

The spelling of 1343808964 in words is "one billion, three hundred forty-three million, eight hundred eight thousand, nine hundred sixty-four".