1341143240 has 32 divisors (see below), whose sum is σ = 3030886080. Its totient is φ = 534090432.

The previous prime is 1341143239. The next prime is 1341143249. The reversal of 1341143240 is 423411431.

It is not an unprimeable number, because it can be changed into a prime (1341143249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64772 + ... + 82931.

It is an arithmetic number, because the mean of its divisors is an integer number (94715190).

Almost surely, 2^1341143240 is an apocalyptic number.

1341143240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341143240 is an abundant number, since it is smaller than the sum of its proper divisors (1689742840).

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

1341143240 is a wasteful number, since it uses less digits than its factorization.

1341143240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147941 (or 147937 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1341143240 is about 36621.6225746484. The cubic root of 1341143240 is about 1102.7872127044.

Adding to 1341143240 its reverse (423411431), we get a palindrome (1764554671).

The spelling of 1341143240 in words is "one billion, three hundred forty-one million, one hundred forty-three thousand, two hundred forty".