1343331040 has 48 divisors (see below), whose sum is σ = 3283066080. Its totient is φ = 518801920.

The previous prime is 1343331019. The next prime is 1343331043. The reversal of 1343331040 is 401333431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343331043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140116 + ... + 149395.

It is an arithmetic number, because the mean of its divisors is an integer number (68397210).

Almost surely, 2^1343331040 is an apocalyptic number.

1343331040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343331040 is an abundant number, since it is smaller than the sum of its proper divisors (1939735040).

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

1343331040 is a wasteful number, since it uses less digits than its factorization.

1343331040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289555 (or 289547 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1343331040 is about 36651.4807340713. The cubic root of 1343331040 is about 1103.3865439441.

Adding to 1343331040 its reverse (401333431), we get a palindrome (1744664471).

The spelling of 1343331040 in words is "one billion, three hundred forty-three million, three hundred thirty-one thousand, forty".