1341066240 has 352 divisors, whose sum is σ = 4863672000. Its totient is φ = 350355456.

The previous prime is 1341066229. The next prime is 1341066263. The reversal of 1341066240 is 426601431.

1341066240 is a `hidden beast` number, since 1 + 3 + 410 + 6 + 6 + 240 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12303306 + ... + 12303414.

It is an arithmetic number, because the mean of its divisors is an integer number (13817250).

Almost surely, 2^1341066240 is an apocalyptic number.

1341066240 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 1341066240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2431836000).

1341066240 is an abundant number, since it is smaller than the sum of its proper divisors (3522605760).

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

1341066240 is a wasteful number, since it uses less digits than its factorization.

1341066240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1341066240 is about 36620.5712680728. The cubic root of 1341066240 is about 1102.7661072679.

Adding to 1341066240 its reverse (426601431), we get a palindrome (1767667671).

The spelling of 1341066240 in words is "one billion, three hundred forty-one million, sixty-six thousand, two hundred forty".