1343554636 has 12 divisors (see below), whose sum is σ = 2352219912. Its totient is φ = 671491808.

The previous prime is 1343554631. The next prime is 1343554649. The reversal of 1343554636 is 6364553431.

It is not an unprimeable number, because it can be changed into a prime (1343554631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60610 + ... + 79753.

It is an arithmetic number, because the mean of its divisors is an integer number (196018326).

Almost surely, 2^1343554636 is an apocalyptic number.

It is an amenable number.

1343554636 is a deficient number, since it is larger than the sum of its proper divisors (1008665276).

1343554636 is a wasteful number, since it uses less digits than its factorization.

1343554636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142760 (or 142758 counting only the distinct ones).

The product of its digits is 388800, while the sum is 40.

The square root of 1343554636 is about 36654.5309068333. The cubic root of 1343554636 is about 1103.4477597138.

The spelling of 1343554636 in words is "one billion, three hundred forty-three million, five hundred fifty-four thousand, six hundred thirty-six".