1343601240 has 64 divisors (see below), whose sum is σ = 4033260000. Its totient is φ = 358075392.

The previous prime is 1343601229. The next prime is 1343601241. The reversal of 1343601240 is 421063431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1343601240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343601241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327844 + ... + 331916.

Almost surely, 2^1343601240 is an apocalyptic number.

1343601240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343601240 is an abundant number, since it is smaller than the sum of its proper divisors (2689658760).

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

1343601240 is a wasteful number, since it uses less digits than its factorization.

1343601240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6836 (or 6832 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1343601240 is about 36655.1666208190. The cubic root of 1343601240 is about 1103.4605180300.

Adding to 1343601240 its reverse (421063431), we get a palindrome (1764664671).

The spelling of 1343601240 in words is "one billion, three hundred forty-three million, six hundred one thousand, two hundred forty".