1343096778 has 64 divisors (see below), whose sum is σ = 2886710400. Its totient is φ = 415779840.

The previous prime is 1343096771. The next prime is 1343096779. The reversal of 1343096778 is 8776903431.

It is not an unprimeable number, because it can be changed into a prime (1343096771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519493 + ... + 522071.

It is an arithmetic number, because the mean of its divisors is an integer number (45104850).

Almost surely, 2^1343096778 is an apocalyptic number.

1343096778 is an abundant number, since it is smaller than the sum of its proper divisors (1543613622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343096778 is a wasteful number, since it uses less digits than its factorization.

1343096778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 1343096778 is about 36648.2847893322. The cubic root of 1343096778 is about 1103.3224007663.

The spelling of 1343096778 in words is "one billion, three hundred forty-three million, ninety-six thousand, seven hundred seventy-eight".