1343152140 has 96 divisors (see below), whose sum is σ = 4110994944. Its totient is φ = 324956160.

The previous prime is 1343152093. The next prime is 1343152147. The reversal of 1343152140 is 412513431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343152140.

It is not an unprimeable number, because it can be changed into a prime (1343152147) 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, 379057 + ... + 382583.

It is an arithmetic number, because the mean of its divisors is an integer number (42822864).

Almost surely, 2^1343152140 is an apocalyptic number.

1343152140 is a gapful number since it is divisible by the number (10) 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 1343152140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2055497472).

1343152140 is an abundant number, since it is smaller than the sum of its proper divisors (2767842804).

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

1343152140 is a wasteful number, since it uses less digits than its factorization.

1343152140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127 (or 4125 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1343152140 is about 36649.0400965701. The cubic root of 1343152140 is about 1103.3375600848.

Adding to 1343152140 its reverse (412513431), we get a palindrome (1755665571).

The spelling of 1343152140 in words is "one billion, three hundred forty-three million, one hundred fifty-two thousand, one hundred forty".