1341363240 has 640 divisors, whose sum is σ = 5645376000. Its totient is φ = 284497920.

The previous prime is 1341363229. The next prime is 1341363241. The reversal of 1341363240 is 423631431.

1341363240 is a `hidden beast` number, since 1 + 3 + 413 + 6 + 3 + 240 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1341363241) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 18892405 + ... + 18892475.

It is an arithmetic number, because the mean of its divisors is an integer number (8820900).

Almost surely, 2^1341363240 is an apocalyptic number.

1341363240 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 1341363240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2822688000).

1341363240 is an abundant number, since it is smaller than the sum of its proper divisors (4304012760).

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

1341363240 is a wasteful number, since it uses less digits than its factorization.

1341363240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 1341363240 is about 36624.6261414366. The cubic root of 1341363240 is about 1102.8475095006.

Adding to 1341363240 its reverse (423631431), we get a palindrome (1764994671).

The spelling of 1341363240 in words is "one billion, three hundred forty-one million, three hundred sixty-three thousand, two hundred forty".