1343361888 has 192 divisors, whose sum is σ = 4317546240. Its totient is φ = 402969600.

The previous prime is 1343361881. The next prime is 1343361907. The reversal of 1343361888 is 8881633431.

1343361888 is a `hidden beast` number, since 134 + 336 + 188 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343361881) 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, 1016268 + ... + 1017588.

It is an arithmetic number, because the mean of its divisors is an integer number (22487220).

Almost surely, 2^1343361888 is an apocalyptic number.

1343361888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343361888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2158773120).

1343361888 is an abundant number, since it is smaller than the sum of its proper divisors (2974184352).

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

1343361888 is a wasteful number, since it uses less digits than its factorization.

1343361888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458 (or 1444 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 1343361888 is about 36651.9015604921. The cubic root of 1343361888 is about 1103.3949898661.

The spelling of 1343361888 in words is "one billion, three hundred forty-three million, three hundred sixty-one thousand, eight hundred eighty-eight".